Respuesta :

LillyPrince
I believe she messed up in Step 2, it wouldnt be 7/8 it would be 6/8
Nizux
Answer : She made a mistake in Step two

She should have put :

3/4 + 5/8 = 6/8 + 5/8

Because If you want to make 3/4 have 8 as a common denominator, you have to multiple the top and bottom by 2. and 3*2 = 6, the girl put 7

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