Decimals

Problem 301

What is the sign of the sum $-567.45 + 567.45$ ? Choose 1 answer.

See Solution

Problem 302

Determine the sign of the expression $-1.69 + (-1.69)$ .

See Solution

Problem 303

Determine the sign of the expression $-49.8 + 61.2$ .

See Solution

Problem 304

Determine the sign of the expression $-567.45 + 567.45$ .

See Solution

Problem 305

An aircraft flies at 210 mph for 2.25 hours, then 180 mph for 0.42 hours. Find the total distance traveled.

See Solution

Problem 306

The weight of a powder is $84.2 \mathrm{~g}$ , rounded to the nearest $0.1 \mathrm{~g}$ . Determine the possible range for $W$ .

See Solution

Problem 307

Calculate the cost of $12 \mathrm{~kg}$ of lamb chops priced at R14,25/kg.

See Solution

Problem 308

Round the decimal number $2.55$ to the nearest tenth.

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Problem 309

Calculate the value of $\frac{4.2 \cdot 6}{84}$ .

See Solution

Problem 310

Gabi converts 0.000098 to scientific notation. What is the missing power of 10 in $9.8 \times 10^{?}$ ? a. 5 b. -5 c. 6 d. -6

See Solution

Problem 311

Tính các biểu thức sau: a) $A=32,125-(6,325+12,125)-(37+13,675)$ ; b) $B=4,75+\left(\frac{-1}{2}\right)^{3}+0,5^{2}-3 \cdot \frac{-3}{8}$ ; c) $C=2021,2345 \cdot 2020,1234+2021,2345 \cdot(-2020,123$

See Solution

Problem 312

Die prys van petrol is R 26,74 per liter. Hoeveel liter kan jy in die polo Vivo se tenk sit met R 104,40?

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Problem 313

Round the following numbers: 1) 29 to nearest 10 2) 35 to nearest 10 3) 12.87 to nearest tenth 4) 3.2631 to nearest hundredth 5) 12.1137 to three decimal places 6) 108.6 to nearest whole number 7) 265.841 to nearest hundred 8) 65.456 to two decimal places 9) 24.555 to two decimal places 10) 3.6744 to three decimal places

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Problem 314

Calculate the value of $\frac{0.6}{0.02}$ .

See Solution

Problem 315

Calculate the value of $\frac{0.6}{0.02}$ .

See Solution

Problem 316

Count the significant figures in these numbers: 24.06, 0.4000, 123, 0.00071, 23.0023, 3000, 147.82001, 0.444.

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Problem 317

1) Find the tenths digit of 22.824. 2) Find the units digit of 881.85. 3) Find the hundredths digit of 22.824. 4) Determine the place value of 3 in 29.213. 5) Find the tenths digit of 17.31. 6) Determine the place value of 6 in 86.831. 7) Identify the position of the smallest digit in 99.715. 8) Identify the position of the largest digit in 3163.212.

See Solution

Problem 318

Find the tenths digit of 22.824, units digit of 881.85, hundredths digit of 22.824, and place value of 3 in 29.213.

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Problem 319

Find the place value of 3 in 29.213, the tenths digit in 17.31, the place value of 6 in 86.831, and the position of the smallest digit in 99.715.

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Problem 320

Round 0.04375 to three significant figures.

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Problem 321

How is 46.8 written in standard form? A. 4.68 B. 46.8 C. 46.03 D. 4.608

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Problem 322

Convert 6.3 meters to centimeters. Use the conversion: 1 meter = 100 centimeters. Answer: $6.3 \times 100 = ?$

See Solution

Problem 323

Calculate $17.5 - 6.873$ .

See Solution

Problem 324

A 60 watt bulb uses 0.06 kW/h. How many kW does it use if left on for 15 days? Calculate: $0.06 \times 24 \times 15$ .

See Solution

Problem 325

Calculate 528.77 - 41.68.

See Solution

Problem 326

Find the sum of 93.5 and 8.7: $93.5 + 8.7$ .

See Solution

Problem 327

Evaluate the expression: $2.95 + \{3.02 \times (6.125 \div 5.196 - 2.746)\}$ .

See Solution

Problem 328

Measure 60 sheets of paper at $8.6 \mathrm{~mm}$ . Find max error and limits for one sheet's thickness.

See Solution

Problem 329

Round 12.67 to the nearest tenth. Enter the answer in the $b$ .

See Solution

Problem 330

Round 12.67 to the nearest tenth. What is the result?

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Problem 331

Calculate the value of $2.16 \times 10^{4}$ .

See Solution

Problem 332

Calculate $754.2 \times 10^{2}$ .

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Problem 333

Jared perdió \ $9.00 en 2 meses, perdiendo la misma cantidad cada mes. ¿Qué significa -4.50 en$ $-9.00 \div 2$ $?

See Solution

Problem 334

Multiply -3.8 by -38, -24, and 24. Find the results of:
a. $-3.8 \times -38$
b. $-3.8 \times -24$
c. $-3.8 \times 24$

See Solution

Problem 335

Calculate the following expressions: 2) $19.9 \cdot 18 - 19.9 \cdot 16 + 30.1 \cdot 18 - 30.1 \cdot 16$ ; 4) $17.96 \cdot 0.1 - 0.1 \cdot 81.96 + 18 - 30.1 \cdot 16$ ; 6) $3 \frac{2}{5} \cdot 2 \frac{3}{7} \cdot 5 \cdot 7$ .

See Solution

Problem 336

10 PM Wed Nov 20 Leanie Fullerton dd. 0.4 +0.3

See Solution

Problem 337

$\begin{array}{r}4.32-12.751= \\ 7.28+(-3.65)=\end{array}$

See Solution

Problem 338

Compute. $\begin{array}{r} -2.34+(-6.52)= \\ -4.7+38.5= \end{array}$

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Problem 339

8 challenge Riley collected rain for several weeks in a rain gauge. He collected 1.48 inches the first week, half that much the second week, and one inch the third week. How much more rain will Riley need to collect before he has 5 inches?

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Problem 340

TOPTC STANDARD FORM 11 Exercise 9: Solve the following problems
3. Laju purata sebuah bas ialah $12.5 \mathrm{~m} \mathrm{~s}^{-1}$ . Hitung jarak, dalam km , yang dilalui oleh bas itu dalam masa 8.25 jam. Nyatakan jawapan dalam bentuk piawai, betul kepada 2 angka bererti.
The average speed of a bus is $12.5 \mathrm{~m} \mathrm{~s}^{-1}$ . Calculate the distance, in km , travelled by the bus in 8.25 hours. State the answer in standard form, correct to 2 significant figures.

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Problem 341

3. Complete the chart below. Round $\mathbf{i}$ and $\mathbf{n}$ to $\mathbf{4}$ decimal places. Round $\mathbf{A}$ to $\mathbf{2}$ decimal places. (8 KU marks) \begin{tabular}{|l|c|c|c|c|c|c|c|} \hline & Principle & \begin{tabular}{c} Interest \\ Rate \end{tabular} & \begin{tabular}{c} Time \\ Invested \end{tabular} & \begin{tabular}{c} Compounding \\ Frequency \end{tabular} & i & n & Amount (A) \\ \hline a) & $\$ 1000$ & $5 \%$ & 3 years & Annually & & & \\ \hline b) & $\$ 950$ & $2.5 \%$ & \begin{tabular}{c} 10 \\ years \end{tabular} & \begin{tabular}{c} Semi- \\ annually \end{tabular} & & \\ \hline c) & $\$ 1750$ & $8.5 \%$ & \begin{tabular}{c} 2.5 \\ years \end{tabular} & Quarterly & & & \\ \hline d) & $\$ 25000$ & $12 \%$ & \begin{tabular}{c} 40 \\ months \end{tabular} & Monthly & & & \\ \hline \end{tabular}

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Problem 342

What is the sum? $\left(7.25 \times 10^{5}\right)+\left(5.2 \times 10^{3}\right)$ $7.198 \times 10^{5}$ $7.302 \times 10^{5}$ $1.245 \times 10^{3}$ $3.77 \times 10^{3}$

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Problem 343

Zach poured 0.51 liters of juice for a smoothie. How many centiliters is this? $\square$ centiliters A turtle crawled 0.02217 kilometers. How many millimeters is this? $\square$ millimeters Alexis weighed 0.51 grams of a base for a chemistry experiment. How many milligrams did she weigh? $\square$ milligrams

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Problem 344

3. $43 \div 0.035=$ \begin{tabular}{|l|l|} \hline & \\ \hline $x 1$ & \\ \hline $x 2$ & \\ \hline $x 3$ & \\ \hline $x 4$ & \\ \hline $x 5$ & \\ \hline $x 6$ & \\ \hline $x 7$ & \\ \hline $x 8$ & \\ \hline $x 9$ & \\ \hline \end{tabular}

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Problem 345

Instrucción V: Expresa las siguientes cantidades en su notación cientifica. a) $23000000000=$ b) $4560000=$ c) $78000000000000000000=$ d) $0.000000045=$ e) $0.000123=$ f) $0.024=$

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Problem 346

Round your answer to the nearest hundredth. $\sqrt{183} \approx$

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Problem 347

Instrucción VI: Expresa las siguientes cantidades en notación cientifica a su forma decimal o entera. a) $5.3 \times 10^{4}=$ b) $3.2 \times 10^{-6}=$ c) $7.86 \times 10^{8}=$ d) $2 \times 10^{-3}=$ e) $5 \times 10^{3}=$ f) $5.3 \times 10^{-4}=$

See Solution

Problem 348

How many decimal numbers can be written in base 16 with 6 hexits.
Answer: $\square$

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Problem 349

$\left(4300 \times 0.274 \times 18 \times 10^{-6} \mathrm{~K}^{-1}\right) /\left(5.83 \times 10^{-3} \mathrm{~m} \times 0.233\right)$

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Problem 350

$24-(3+5 \cdot 3.2)$

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Problem 351

The completion times for three runners in a 100-yard dash are 9.75 seconds, 9.7 seconds, and 9.675 seconds. Which is the least time?

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Problem 352

Which list of numbers is in ascending order? $\pi, \quad 2.7, \quad \sqrt{3}, \quad-\frac{9}{4}$ $-\frac{9}{4}, 2.7, \sqrt{3}, \pi$ $2.7, \quad \sqrt{3}, \pi, \quad-\frac{9}{4}$ $-\frac{9}{4}, \quad \sqrt{3}, 2.7, \pi$

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Problem 353

other was $\frac{7}{18}$ foot long. How would you write these fractions in decimal for
1. Convert each fraction to a decimal number. \begin{array}{c} 0.3 \\ \frac { 3 } { 8 } = 8 \longdiv { 3 . 0 0 0 } \\ \frac{-24}{60} \\ -56 \\ -40 \\ \hline \end{array} \begin{array}{c} \frac{7}{18}=\frac{1 8 \longdiv { 7 . 0 0 0 }}{-160} \\ \frac{-160}{-} \end{array}

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Problem 354

On the Back!
5. Write the decimal equivalent for $\frac{4}{11}$ .

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Problem 355

Estimate the product by finding a range. Show your work.
5. $2.63 \times 7.2$
6. $5.56 \times 1.88$
7. $6.7 \times 9.8$
8. $4.1 \times 4.58$
9. Find a range of reasonable estimates for the product $7.34 \times 4.78$ . Explain how you found the range.
10. Gasoline costs $\$ 2.86$ at the filling station. Barb fills her car's tank with 8.73 gallons of fuel. About how much should Barb expect to pay for the gas? Explain which estimation strategy you used.
11. Evelyn has $\$ 30$ to spend on lunch meat for a family picnic. The lunch meat costs $\$ 5.79$ per pound. She estimates that she will need 7.25 pounds. Does she have enough money to buy all the lunch meat she needs? Explain how you know.

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Problem 356

Enter the answers. Use patterns to help you find the products. $\begin{array}{l} 3.2 \times 1=3.2 \\ 3.2 \times 10= \end{array}$ $\square$ $3.2 \times 100=$ $\square$

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Problem 357

Calculate the sum of 12.45 and 3.1.

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Problem 358

Find 15.8 - 7.

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Problem 359

Calculate the sum of $14.576$ and $9.91$ .

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Problem 360

Matf aimed to run 6 miles but only ran 4.65 miles. How much more does he need to run? Calculate: $6 - 4.65$ .

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Problem 361

Write 863.141 in expanded form using place value.

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Problem 362

Samantha bought 4.25 pounds of oranges and 1.82 pounds of apples. How many more pounds of oranges than apples?

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Problem 363

A piece of fabric is $3.9$ meters. Convert this length to centimeters.

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Problem 364

Convert 2.5 tons to pounds using the equation: 2.5 tons $=$ ? pounds.

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Problem 365

Calculate $81.5 \times 71$ .

See Solution

Problem 366

Starting at $x_{\mathrm{i}}=4.5 \mathrm{~m}$ , if you displace by $6.2 \mathrm{~m}$ , what is your final position?

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Problem 367

Write the number $7,4404$ and the sum $40,000 + 7,000 + 400 + 40 + 9$ in words.

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Problem 368

Identify the errors in these calculations: $3.4 .1) 2,315 \times 0,045=10,4175$ and $3.4 .2) 2,312+0,0004 S=2,357$ .

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Problem 369

Identify the errors in these calculations: $2,315 \times 0.045$ and $2,312 + 0.00045$ . Correct them.

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Problem 370

Identify and correct the errors in these calculations: (4.1) $2,315 \times 0.045=10.4175$ (4.2) $2,312+0.00045=2.357$

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Problem 371

Josh has the numbers $2.699, 2\frac{3}{10}, 15\%$ . Convert them to 2 decimal places and arrange in ascending order.

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Problem 372

Calculate the value of $-0.8 \div(0.3+-0.1-0.6)$ .

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Problem 373

Identify and correct the misconceptions in these calculations: 1) $2,315 \times 0.045=10.4175$ and 2) $2,312+0.00045=2.357$ .

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Problem 374

Audrey makes \$0.45 per small and \$0.75 per large basket. She made 288 small and 72 large. What's her total pay?

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Problem 375

What is $0.99 \times 3.339$ ?

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Problem 376

Simplify $6.029 + 60.29 + 602.97 + 6029$ . Options: a) 66.98289 b) 669.8289

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Problem 377

Calculate the product of 8.9 and 0.068: $8.9 \times 0.068=$

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Problem 378

Calculate the product of 7.12 and 0.23. What is $7.12 \times 0.23$ ?

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Problem 379

Solve the equation: $216.6 - 69.75 = 1$ .

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Problem 380

An aircraft travels at 210 mph for 2.25 hours, then 180 mph for 0.42 hours. Find the total distance.

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Problem 381

An aircraft travels at $210 \mathrm{mph}$ for 2.25 hours and then at $180 \mathrm{mph}$ for 0.42 hours. Find the total distance.

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Problem 382

Convert the fraction $\frac{7}{10}$ into its decimal form.

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Problem 383

Convert the fraction $\frac{63}{100}$ to its decimal form.

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Problem 384

Convert the fraction $\frac{1}{2}$ into its decimal form.

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Problem 385

Find the equivalent decimal for $\frac{69}{550}$ from the options: (1) $0.\overline{37}$ , (2) $0.\overline{053}$ , (3) $0.12\overline{254}$ , (4) $2.53\overline{6}$ .

See Solution

Problem 386

What is the value of $\frac{1733}{5125}$ ? (1) 0.25 (2) 0.65 (3) 0.45 (4) 0.35

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Problem 387

Sharon's car gas tank holds 16.5 gal. How many liters can it hold? Use the conversion $1 \text{ gal} \approx 3.785 \text{ L}$ .

See Solution

Problem 388

Calculate: $4.3 \times 3$ , $3 \times 4 \frac{1}{3}$ , $25.75 \div 2$ , and $1.5(7 \times 0.5)$ .

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Problem 389

Convert $2.075$ cm to words and state the place and value of the digit $5$ .

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Problem 390

Show three ways to represent the number 4.672 using a place-value chart with digits.

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Problem 391

Identify the student who erred in writing equivalent fractions/decimals: KEITH, SOREN $0.04=\frac{2}{5}$ $\frac{5}{6}=0.8 \overline{3}$ Correct their statement.

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Problem 392

Identify the student who made an error in their fractions/decimals: Keith ( $0.04=\frac{2}{5}$ ) or Soren ( $\frac{5}{6}=0.8 \overline{3}$ )? Correct their statement.

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Problem 393

Rewrite the decimal $6.125$ by expanding it using powers of 10 and as a fraction.

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Problem 394

Do 1.583 and 1 one + 58 hundredths + 3 thousandths represent the same number? Justify your answer.

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Problem 395

What is 5 tens + 1 one + 4 tenths + 39 hundredths in standard form? Options: (A) 51.439 (B) 51.1439 (C) 51.79 (D) 52.79

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Problem 396

Select all correct representations of 73.218. Options: 1) 73 ones + 218 thousandths 2) 7 tens + 3 ones + 218 thousandths 3) 73 tens + 218 thousandths 4) 7 tens + 3 ones + 2 tenths + 18 hundredths 5) 7 tens + 3 ones + 2 tenths + 18 thousandths

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Problem 397

Write 2.075 in words and identify the place and value of the digit 5.

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Problem 398

Calculate the sum of 18 nnes, 20 hundredths, and 5 thousandths.

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Problem 399

Find the actual distance from town A to town B at a scale of 1 cm: 100 km. Choose A-D. 400 cm, 400 km, 25 km, 0.04 cm.

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Problem 400

Find the probability of the letter $O$ in "BOOK". What is the distance from town $A$ to town $B$ at a scale of $1 \mathrm{~cm}: 100 \mathrm{~km}$ ? Round 55.89934 to three decimals.

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1 2 3 4 5 6 7 ...17

Decimals

Problem 301

What is the sign of the sum −567.45+567.45-567.45 + 567.45−567.45+567.45? Choose 1 answer.

Problem 302

Determine the sign of the expression −1.69+(−1.69)-1.69 + (-1.69)−1.69+(−1.69).

Problem 303

Determine the sign of the expression −49.8+61.2-49.8 + 61.2−49.8+61.2.

Problem 304

Determine the sign of the expression −567.45+567.45-567.45 + 567.45−567.45+567.45.

Problem 305

An aircraft flies at 210 mph for 2.25 hours, then 180 mph for 0.42 hours. Find the total distance traveled.

Problem 306

The weight of a powder is 84.2 g84.2 \mathrm{~g}84.2 g, rounded to the nearest 0.1 g0.1 \mathrm{~g}0.1 g. Determine the possible range for WWW.

Problem 307

Calculate the cost of 12 kg12 \mathrm{~kg}12 kg of lamb chops priced at R14,25/kg.

Problem 308

Round the decimal number 2.552.552.55 to the nearest tenth.

Problem 309

Calculate the value of 4.2⋅684\frac{4.2 \cdot 6}{84}844.2⋅6​.

Problem 310

Gabi converts 0.000098 to scientific notation. What is the missing power of 10 in 9.8×10?9.8 \times 10^{?}9.8×10?? a. 5 b. -5 c. 6 d. -6

Problem 311

Problem 312

Die prys van petrol is R 26,74 per liter. Hoeveel liter kan jy in die polo Vivo se tenk sit met R 104,40?

Problem 313

Problem 314

Calculate the value of 0.60.02\frac{0.6}{0.02}0.020.6​.

Problem 315

Calculate the value of 0.60.02\frac{0.6}{0.02}0.020.6​.

Problem 316

Count the significant figures in these numbers: 24.06, 0.4000, 123, 0.00071, 23.0023, 3000, 147.82001, 0.444.

Problem 317

Problem 318

Find the tenths digit of 22.824, units digit of 881.85, hundredths digit of 22.824, and place value of 3 in 29.213.

Problem 319

Find the place value of 3 in 29.213, the tenths digit in 17.31, the place value of 6 in 86.831, and the position of the smallest digit in 99.715.

Problem 320

Round 0.04375 to three significant figures.

Problem 321

How is 46.8 written in standard form? A. 4.68 B. 46.8 C. 46.03 D. 4.608

Problem 322

Convert 6.3 meters to centimeters. Use the conversion: 1 meter = 100 centimeters. Answer: 6.3×100=?6.3 \times 100 = ?6.3×100=?

Problem 323

Calculate 17.5−6.87317.5 - 6.87317.5−6.873.

Problem 324

A 60 watt bulb uses 0.06 kW/h. How many kW does it use if left on for 15 days? Calculate: 0.06×24×150.06 \times 24 \times 150.06×24×15.

Problem 325

Calculate 528.77 - 41.68.

Problem 326

Find the sum of 93.5 and 8.7: 93.5+8.793.5 + 8.793.5+8.7.

Problem 327

Evaluate the expression: 2.95+{3.02×(6.125÷5.196−2.746)}2.95 + \{3.02 \times (6.125 \div 5.196 - 2.746)\}2.95+{3.02×(6.125÷5.196−2.746)}.

Problem 328

Measure 60 sheets of paper at 8.6 mm8.6 \mathrm{~mm}8.6 mm. Find max error and limits for one sheet's thickness.

Problem 329

Round 12.67 to the nearest tenth. Enter the answer in the bbb.

Problem 330

Round 12.67 to the nearest tenth. What is the result?

Problem 331

Calculate the value of 2.16×1042.16 \times 10^{4}2.16×104.

Problem 332

Calculate 754.2×102754.2 \times 10^{2}754.2×102.

Problem 333

Jared perdió \9.00en2meses,perdiendolamismacantidadcadames.¿Queˊsignifica−4.50en9.00 en 2 meses, perdiendo la misma cantidad cada mes. ¿Qué significa -4.50 en 9.00en2meses,perdiendolamismacantidadcadames.¿Queˊsignifica−4.50en−9.00÷2-9.00 \div 2−9.00÷2$?

Problem 334

Multiply -3.8 by -38, -24, and 24. Find the results of: a. −3.8×−38-3.8 \times -38−3.8×−38b. −3.8×−24-3.8 \times -24−3.8×−24c. −3.8×24-3.8 \times 24−3.8×24

Problem 335

Problem 336

10 PM Wed Nov 20 Leanie Fullerton dd. 0.4 +0.3

Problem 337

4.32−12.751=7.28+(−3.65)=\begin{array}{r}4.32-12.751= \\ 7.28+(-3.65)=\end{array}4.32−12.751=7.28+(−3.65)=​

Problem 338

Compute. −2.34+(−6.52)=−4.7+38.5=\begin{array}{r} -2.34+(-6.52)= \\ -4.7+38.5= \end{array}−2.34+(−6.52)=−4.7+38.5=​

Problem 339

8 challenge Riley collected rain for several weeks in a rain gauge. He collected 1.48 inches the first week, half that much the second week, and one inch the third week. How much more rain will Riley need to collect before he has 5 inches?

Problem 340

Problem 341

Problem 342

What is the sum? (7.25×105)+(5.2×103)\left(7.25 \times 10^{5}\right)+\left(5.2 \times 10^{3}\right)(7.25×105)+(5.2×103) 7.198×1057.198 \times 10^{5}7.198×105 7.302×1057.302 \times 10^{5}7.302×105 1.245×1031.245 \times 10^{3}1.245×103 3.77×1033.77 \times 10^{3}3.77×103

Problem 343

What is the sign of the sum $-567.45 + 567.45$ ? Choose 1 answer.

Determine the sign of the expression $-1.69 + (-1.69)$ .

Determine the sign of the expression $-49.8 + 61.2$ .

Determine the sign of the expression $-567.45 + 567.45$ .

The weight of a powder is $84.2 \mathrm{~g}$ , rounded to the nearest $0.1 \mathrm{~g}$ . Determine the possible range for $W$ .

Calculate the cost of $12 \mathrm{~kg}$ of lamb chops priced at R14,25/kg.

Round the decimal number $2.55$ to the nearest tenth.

Calculate the value of $\frac{4.2 \cdot 6}{84}$ .

Gabi converts 0.000098 to scientific notation. What is the missing power of 10 in $9.8 \times 10^{?}$ ? a. 5 b. -5 c. 6 d. -6

Calculate the value of $\frac{0.6}{0.02}$ .

Calculate the value of $\frac{0.6}{0.02}$ .

Convert 6.3 meters to centimeters. Use the conversion: 1 meter = 100 centimeters. Answer: $6.3 \times 100 = ?$

Calculate $17.5 - 6.873$ .

A 60 watt bulb uses 0.06 kW/h. How many kW does it use if left on for 15 days? Calculate: $0.06 \times 24 \times 15$ .

Find the sum of 93.5 and 8.7: $93.5 + 8.7$ .

Evaluate the expression: $2.95 + \{3.02 \times (6.125 \div 5.196 - 2.746)\}$ .

Measure 60 sheets of paper at $8.6 \mathrm{~mm}$ . Find max error and limits for one sheet's thickness.

Round 12.67 to the nearest tenth. Enter the answer in the $b$ .

Calculate the value of $2.16 \times 10^{4}$ .

Calculate $754.2 \times 10^{2}$ .

Jared perdió \ $9.00 en 2 meses, perdiendo la misma cantidad cada mes. ¿Qué significa -4.50 en$ $-9.00 \div 2$ $?

Multiply -3.8 by -38, -24, and 24. Find the results of:
a. $-3.8 \times -38$
b. $-3.8 \times -24$
c. $-3.8 \times 24$

$\begin{array}{r}4.32-12.751= \\ 7.28+(-3.65)=\end{array}$

Compute. $\begin{array}{r} -2.34+(-6.52)= \\ -4.7+38.5= \end{array}$

What is the sum? $\left(7.25 \times 10^{5}\right)+\left(5.2 \times 10^{3}\right)$ $7.198 \times 10^{5}$ $7.302 \times 10^{5}$ $1.245 \times 10^{3}$ $3.77 \times 10^{3}$

3. $43 \div 0.035=$ \begin{tabular}{|l|l|} \hline & \\ \hline $x 1$ & \\ \hline $x 2$ & \\ \hline $x 3$ & \\ \hline $x 4$ & \\ \hline $x 5$ & \\ \hline $x 6$ & \\ \hline $x 7$ & \\ \hline $x 8$ & \\ \hline $x 9$ & \\ \hline \end{tabular}

Round your answer to the nearest hundredth. $\sqrt{183} \approx$

How many decimal numbers can be written in base 16 with 6 hexits.
Answer: $\square$

$\left(4300 \times 0.274 \times 18 \times 10^{-6} \mathrm{~K}^{-1}\right) /\left(5.83 \times 10^{-3} \mathrm{~m} \times 0.233\right)$

$24-(3+5 \cdot 3.2)$

On the Back!
5. Write the decimal equivalent for $\frac{4}{11}$ .

Enter the answers. Use patterns to help you find the products. $\begin{array}{l} 3.2 \times 1=3.2 \\ 3.2 \times 10= \end{array}$ $\square$ $3.2 \times 100=$ $\square$

Calculate the sum of $14.576$ and $9.91$ .

Matf aimed to run 6 miles but only ran 4.65 miles. How much more does he need to run? Calculate: $6 - 4.65$ .

A piece of fabric is $3.9$ meters. Convert this length to centimeters.

Convert 2.5 tons to pounds using the equation: 2.5 tons $=$ ? pounds.

Calculate $81.5 \times 71$ .

Starting at $x_{\mathrm{i}}=4.5 \mathrm{~m}$ , if you displace by $6.2 \mathrm{~m}$ , what is your final position?

Write the number $7,4404$ and the sum $40,000 + 7,000 + 400 + 40 + 9$ in words.

Identify the errors in these calculations: $3.4 .1) 2,315 \times 0,045=10,4175$ and $3.4 .2) 2,312+0,0004 S=2,357$ .

Identify the errors in these calculations: $2,315 \times 0.045$ and $2,312 + 0.00045$ . Correct them.

Identify and correct the errors in these calculations: (4.1) $2,315 \times 0.045=10.4175$ (4.2) $2,312+0.00045=2.357$

Josh has the numbers $2.699, 2\frac{3}{10}, 15\%$ . Convert them to 2 decimal places and arrange in ascending order.

Calculate the value of $-0.8 \div(0.3+-0.1-0.6)$ .

Identify and correct the misconceptions in these calculations: 1) $2,315 \times 0.045=10.4175$ and 2) $2,312+0.00045=2.357$ .