Math

QuestionWhat are the results of the following calculations?
1) 55×1=05 - 5 \times 1 = 0 2) 1+4÷2=31 + 4 \div 2 = 3 3) 5+(7×32)=245 + (7 \times 3 - 2) = 24 4) 1085+37=2\frac{10 - 8}{5 + 3 - 7} = 2 5) (251617)8(123×2)=3\left(25 - \frac{16}{17}\right)^{8} - (12 - 3 \times 2) = 3 6) (22)×(23×2)=0(2 - 2) \times (2 - 3 \times 2) = 0 7) 49×2×2=324 - 9 \times 2 \times 2 = -32

Studdy Solution

STEP 1

Assumptions1. The order of operations is followed (PEMDAS/BODMAS Parentheses/Brackets, Exponents/Orders, Multiplication and Division, Addition and Subtraction). . The problems are solved from left to right.

STEP 2

olve the first problem.
515×1=55=0\frac{5}{1}-5 \times1 =5 -5 =0

STEP 3

olve the second problem.
1+÷2=1+2=31+ \div2 =1 +2 =3

STEP 4

olve the third problem.
+(7×32)=+(212)=+19=24+(7 \times3-2) =+(21-2) =+19 =24

STEP 5

olve the fourth problem.
1085+37=21=2\frac{10-8}{5+3-7} = \frac{2}{1} =2

STEP 6

olve the fifth problem.
(251617)8(123×2)=(258)(123×2)=17(123×2)=17(126)=176=11\left(25-\frac{16}{17}\right)^{8}-(12-3 \times2) = (25-8)-(12-3 \times2) =17-(12-3 \times2) =17-(12-6) =17-6 =11

STEP 7

olve the seventh problem.
(22)×(23×2)=0×(26)=0(2-2) \times(2-3 \times2) =0 \times(2-6) =0

STEP 8

olve the eighth problem.
4×2×2=436=324- \times2 \times2 =4-36 = -32

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