Subtract 20/96 from 25/21
1st number: 1 4/21, 2nd number: 20/96
25/21 - 20/96 is 55/56.
Steps for subtracting fractions
- 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,
20/96 = 20 × 7/96 × 7 = 140/672 - Subtract the two like fractions:
800/672 - 140/672 = 800 - 140/672 = 660/672 - After reducing the fraction, the answer is 55/56
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