Respuesta:
11/28
Explicación paso a paso:
1/7 + 1/4
1x4 + 1x7 / 7x4 = 4+7 / 28 = 11/28
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Respuesta:
11/28
Explicación paso a paso:
1/7 + 1/4
1x4 + 1x7 / 7x4 = 4+7 / 28 = 11/28