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Topic 2 Vocabulary

Fluently Add and Subtract Multi-Digit Whole Numbers

TermDefinition
Commutative Property of Addition States that numbers can be added in any order and the sum remains the same
Identity Property of Addition States the sum of any number and zero is that number.
Compensation Choosing numbers close to the numbers in a problem to make the computation easier, and then adjusting the answer for the numbers chosen.
Algorithm A set of steps used to solve a math problem.
Associative Property of Addtion States that addends can be regrouped and the sum remains the same
Counting On Counting up from the lesser number to the greater number to find the difference of two numbers.
Variable A symbol or letter that stands for a number.
Inverse Operations Operations that can undo each other.
Created by: venusrehs
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