By what rational number should -15/56 be divided to get -5/7 ?
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Let the number be x
-15/56 / x = -5 /7
15/56x = 5/7
7 x 15 = 5 x 56 x
x = 3/8
You should divide it by 3/8
-15/56 / x = -5 /7
15/56x = 5/7
7 x 15 = 5 x 56 x
x = 3/8
You should divide it by 3/8
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