para simplificar:9/10+3/10-4/10
b)13/12-11/12+4/12
c)28/18-5/18-11/18
b)13/12-11/12+4/12
c)28/18-5/18-11/18
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Respuesta:
Explicación paso a paso:
A) 9/10 + 3/10 - 4/10
= 8/10 o 4/5
b) 13/12 - 11/12 + 4/12
6/12 o 1/2
c) 28/18 - 5/18 - 11/18
= 13/18