Subtract 18/81 from 96/21
1st number: 4 12/21, 2nd number: 18/81
96/21 - 18/81 is 274/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 81 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 21 × 27 = 567,
96/21 = 96 × 27/21 × 27 = 2592/567 - Likewise, for the 2nd fraction, since 81 × 7 = 567,
18/81 = 18 × 7/81 × 7 = 126/567 - Subtract the two like fractions:
2592/567 - 126/567 = 2592 - 126/567 = 2466/567 - After reducing the fraction, the answer is 274/63
- In mixed form: 422/63
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