IXL | Properties of addition | 4th grade math

or

Which property of addition is shown?

9 + (7 + 6) = (9 + 7) + 6

associative

commutative

identity

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or

Learn with an example

question

Which property of addition is shown?

4 + (8 + 5) = (4 + 8) + 5

associative

commutative

identity

key idea

Associative property:

(a + b) + c = a + (b + c)

You can group the addends with parentheses and get the same sum.

solution

4 + (8 + 5) = (4 + 8) + 5

This equation shows the associative property. The grouping of the addends is changed.

Looking for more? Try these:

Lesson: The commutative property

Lesson: The associative property

Lesson: The identity property

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Not feeling ready yet? These can help:

J.2Addition and subtraction - up to 20

Lesson: The commutative property

Lesson: The associative property

Lesson: The identity property