Subtract 15/7 from 10/16, Solve 10/16

Subtract 15/7 from 10/16

1^st number: 10/16, 2^nd number: 2 1/7

10/16 - 15/7 is -85/56.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 7 is 112

Next, find the equivalent fraction of both fractional numbers with denominator 112
For the 1st fraction, since 16 × 7 = 112,
10/16 = 10 × 7/16 × 7 = 70/112
Likewise, for the 2nd fraction, since 7 × 16 = 112,
15/7 = 15 × 16/7 × 16 = 240/112
Subtract the two like fractions:
70/112 - 240/112 = 70 - 240/112 = -170/112
After reducing the fraction, the answer is -85/56

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