Which expression shows you how you can use mental math to simplify the expression (53 + 23) + 7 most easily? A. 7 + (23 + 53) B. (23 + 53) + 7 C. 53 + (23 + 7) D. 7 + (53 + 23)<…

Which expression shows you how you can use mental math to simplify the expression (53 + 23) + 7 most easily? A. 7 + (23 + 53) B. (23 + 53) + 7 C. 53 + (23 + 7) D. 7 + (53 + 23)<…

asked Sep 20, 2019 46.8k views

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