Respuesta :

1) 7 + 1 7/4 = 9 3/4

7 + 1 + 7/4
7 + 1 = 8
7/4 = 1 3/4
8 + 1 + 3/4 = 9 3/4


2) 10 + 4 1/4 = 14 1/4

10 + 4 + 1/4
10 + 4 = 14
14 + 1/4 = 14 1/4


Hope this helps :)
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