Subtract 25/96 from 8/21, Solve 8/21

Subtract 25/96 from 8/21

8/21 - 25/96 is 27/224.

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,
8/21 = 8 × 32/21 × 32 = 256/672
Likewise, for the 2nd fraction, since 96 × 7 = 672,
25/96 = 25 × 7/96 × 7 = 175/672
Subtract the two like fractions:
256/672 - 175/672 = 256 - 175/672 = 81/672
After reducing the fraction, the answer is 27/224

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