Subtract 21/14 from 2/16, Solve 2/16

Subtract 21/14 from 2/16

1^st number: 2/16, 2^nd number: 1 7/14

2/16 - 21/14 is -11/8.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 14 is 112

Next, find the equivalent fraction of both fractional numbers with denominator 112
For the 1st fraction, since 16 × 7 = 112,
2/16 = 2 × 7/16 × 7 = 14/112
Likewise, for the 2nd fraction, since 14 × 8 = 112,
21/14 = 21 × 8/14 × 8 = 168/112
Subtract the two like fractions:
14/112 - 168/112 = 14 - 168/112 = -154/112
After reducing the fraction, the answer is -11/8

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