Subtract 8/63 from 81/35
1st number: 2 11/35, 2nd number: 8/63
81/35 - 8/63 is 689/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
81/35 = 81 × 9/35 × 9 = 729/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
8/63 = 8 × 5/63 × 5 = 40/315 - Subtract the two like fractions:
729/315 - 40/315 = 729 - 40/315 = 689/315 - In mixed form: 259/315
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