Subtract 10/63 from 81/60
1st number: 1 21/60, 2nd number: 10/63
81/60 - 10/63 is 1501/1260.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 63 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 60 × 21 = 1260,
81/60 = 81 × 21/60 × 21 = 1701/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
10/63 = 10 × 20/63 × 20 = 200/1260 - Subtract the two like fractions:
1701/1260 - 200/1260 = 1701 - 200/1260 = 1501/1260 - In mixed form: 1241/1260
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