Subtract 3/96 from 81/21
1st number: 3 18/21, 2nd number: 3/96
81/21 - 3/96 is 857/224.
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,
81/21 = 81 × 32/21 × 32 = 2592/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
3/96 = 3 × 7/96 × 7 = 21/672 - Subtract the two like fractions:
2592/672 - 21/672 = 2592 - 21/672 = 2571/672 - After reducing the fraction, the answer is 857/224
- In mixed form: 3185/224
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