Give an example of an addition problem in which you would and would not group the addends differently to add

Question

Mathematics

Iliana Zuniga

5 August, 19:31

Give an example of an addition problem in which you would and would not group the addends differently to add

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Ariel Castro · Answer 1

Changing the grouping of the addends should not change the sum, according to the associative property of addition. You might group them differently with (50 + 3) + 47, so that you have 50 + (3 + 47). You might not regroup them with (16 + 4) + 5 rather than 16 + (4 + 5).