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Super easy plz answer all for 20 points just adding

Super easy plz answer all for 20 points just adding-example-1

1 Answer

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7/8+9/10=71/40=1 31/40
1/4+2/3=11/12
1/2+1/4 is different from 1/2+1/3 because
1/2+1/4= 2/4+1/4= 5/1 =1 1/4
1/2+1/3=3/6+2/6=5/6
User Charles Menguy
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