Subtract 14/96 from 21/12, Solve 1 9/12

Subtract 14/96 from 21/12

1^st number: 1 9/12, 2^nd number: 14/96

21/12 - 14/96 is 77/48.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 96 is 96

Next, find the equivalent fraction of both fractional numbers with denominator 96
For the 1st fraction, since 12 × 8 = 96,
21/12 = 21 × 8/12 × 8 = 168/96
Likewise, for the 2nd fraction, since 96 × 1 = 96,
14/96 = 14 × 1/96 × 1 = 14/96
Subtract the two like fractions:
168/96 - 14/96 = 168 - 14/96 = 154/96
After reducing the fraction, the answer is 77/48
In mixed form: 129/48

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