Explicación paso a paso:
4/5-6/4= 16/20-30/20 = -14/20 simplificando -7/10
5/12-7/3= 5/12-28/12= 23/12
[tex]1 \frac{11}{12} [/tex]
5/12-3/20= 25/60-9/60 = 14/60 simplificando 7/30
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Explicación paso a paso:
4/5-6/4= 16/20-30/20 = -14/20 simplificando -7/10
5/12-7/3= 5/12-28/12= 23/12
[tex]1 \frac{11}{12} [/tex]
5/12-3/20= 25/60-9/60 = 14/60 simplificando 7/30