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7 Cards in this Set

  • Front
  • Back

The property that states that when the grouping of addends is changed, the sum is the same

Associate Property of Addition

The property that states that you can add two or more numbers in any order and get the same sum

Commutative Property of Addition

Numbers that are easy to compute mentally

compatible numbers

A number close to an exact amount

estimate

The property that states that the sum of any number and zero is that number

Identity Property of Addition

A repeating or growing sequence that follows a rule

pattern

To replace a number with another number that tells about how many or how much

round