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Select the proper rearrangement and placement for parentheses to speed up the addition for the expression 2 + 9 + 8 + 1 A. (1 + 2) + (9 + 8) B. (9 + 2) + (8 + 1) C. (8 + 9) + (2 + 1) D. (8 + 2) + (9 + 1)
The proper rearrangement and placement for parentheses to speed up the addition for the expression 2 + 9 + 8 + 1 is (8 + 2) + (9 + 1).
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Question|Asked by xcamboslice
Asked 10/10/2018 1:13:49 PM
Updated 10/10/2018 10:45:52 PM
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The proper rearrangement and placement for parentheses to speed up the addition for the expression 2 + 9 + 8 + 1 is (8 + 2) + (9 + 1).
Added 10/10/2018 10:45:52 PM
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