QuestionComplete these subtraction facts: 19-9=10, 12-2=__, 17-7=__. What are these types of facts called?
Studdy Solution
STEP 1
Assumptions1. The subtraction facts are based on the pattern where subtracting a single digit number from a two-digit number where the two-digit number ends with the same digit as the single digit number results in10.
STEP 2
Based on the pattern, we can complete the next subtraction fact. The pattern suggests that we subtract the digit7 from the two-digit number17.
STEP 3
The name for facts like those in the problem is "Subtraction Facts of10" or "Making10 Subtraction Facts". These are facts where subtracting a single digit number from a two-digit number where the two-digit number ends with the same digit as the single digit number results in10.
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