Respuesta:
Explicación paso a paso:
a)
7/6 + 2/5 = 35 + 12 / 30 = 47/30
b)
1/7 + 1/8 = 8 + 7 / 56 = 15/56
c)
7/13 + 5/10 = 70 + 65 / 130 = 135/130 = 27/26
d)
7/5 - 1/3 = 21 - 5 / 15 = 15/15 = 1
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Respuesta:
Explicación paso a paso:
a)
7/6 + 2/5 = 35 + 12 / 30 = 47/30
b)
1/7 + 1/8 = 8 + 7 / 56 = 15/56
c)
7/13 + 5/10 = 70 + 65 / 130 = 135/130 = 27/26
d)
7/5 - 1/3 = 21 - 5 / 15 = 15/15 = 1