Subtract 4/96 from 25/21, Solve 1 4/21

Subtract 4/96 from 25/21

1^st number: 1 4/21, 2^nd number: 4/96

25/21 - 4/96 is 193/168.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 96 is 672

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 21 × 32 = 672,
25/21 = 25 × 32/21 × 32 = 800/672
Likewise, for the 2nd fraction, since 96 × 7 = 672,
4/96 = 4 × 7/96 × 7 = 28/672
Subtract the two like fractions:
800/672 - 28/672 = 800 - 28/672 = 772/672
After reducing the fraction, the answer is 193/168
In mixed form: 125/168

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