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Mathematics 19 Online
OpenStudy (anonymous):

Which expression will help make the following problem easier to solve using mental math? Preston bought 2 pizzas that cost $10.50 each. Answer 2(10) + 10(0.5) 2(0.5) + 0.5(10) 10 • (2 + 0.5) 2 • (10 + 0.5)

OpenStudy (anonymous):

i think the first one, but that is a personal opinion

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