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4th Grade Math:

Addition Properties

By: Kelsey Zadick

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Addition Properties

Three Properties:

1) Commutative Property

2) Associative Property

3) Identity Property

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1) Commutative Property

The order of the addends does

not change the sum.

​

4 + 7 = 11 or 7 + 4 = 11

​

4 + 7 = 7 + 4

​

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2) Associative Property

-The way the addends are grouped

does not change the sum.

​

-Parentheses are used to group numbers.

They tell us which part of

the problem to solve first.

​

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Associative Property Con’d

(7+4) + 1 = 12

or

7 + (4+1) = 12

​

​

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3) Identity Property

The sum of any number and

0 equals that number.

​

7 + 0 = 7

or

0 + 7 = 7

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Property tips

Commutative: order does not matter

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Associative: grouping does not matter

​

Identity: Add with a 0

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Helpful hints to

remember