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what is 1 1/2 + 2 3/8

 Oct 22, 2018
 #1
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3.875

 Oct 22, 2018
 #2
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Simplify the following:
1 + 1/2 + 2 + 3/8

Put 1 + 1/2 + 2 + 3/8 over the common denominator 8. 1 + 1/2 + 2 + 3/8 = 8/8 + 4/8 + (8×2)/8 + 3/8:
8/8 + 4/8 + (8×2)/8 + 3/8

8×2 = 16:
8/8 + 4/8 + 16/8 + 3/8

8/8 + 4/8 + 16/8 + 3/8 = (8 + 4 + 16 + 3)/8:
(8 + 4 + 16 + 3)/8

= 31/8

 Oct 22, 2018

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