Math
CHAPTER 1 MATH VOCABULARY
Addend: the numbers being added together Associative Property of Addition: states that when the grouping of addends is changed, the sum is the same Commutative Property of Addition: states that you can add two or more numbers in any order and the same sum Identity Property of Addition: states that the sum of any number and zero is that number compatible numbers: numbers that are easy to compute mentally estimate: a number close to an exact amount pattern: a repeating or growing sequence that follows a rule round: to replace a number with another number that tells about how many or about how much |
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