18-08-2015
Mathematics

Answered

to find 19+(11+37), lennie added 19 and 11. then he added 37 to the sum. what property did he use?

Verified Answer :

taskmasters taskmasters

29-08-2015

Lennie used
associative law of addition.

Associative law of addition doesn’t matter how you group the given numbers to
add.

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

=> 19 + (11 + 37) or ( 19 + 11) + 37

=> 19 + (48) or (30) + 37

=> 67 or 67

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