rocky212357 rocky212357

23-08-2018
Mathematics

contestada

To find 19 + (11+37), Lennie added 19 and 11. Then he added 37 to the sum. What property did he use ?

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choixongdong choixongdong

23-08-2018

19 + (11+37) = (19 + 11) + 37

Associative property of addition

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perixwinkle perixwinkle

24-08-2018

Lennie used the associative property.

The associative property basically shows that in any order the parenthesis are grouped, you will get the same number.

For example: 19+(11+37)= (19+11)+37=67

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