Subtract 81/60 from 35/63
1st number: 35/63, 2nd number: 1 21/60
35/63 - 81/60 is -143/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 60 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
35/63 = 35 × 20/63 × 20 = 700/1260 - Likewise, for the 2nd fraction, since 60 × 21 = 1260,
81/60 = 81 × 21/60 × 21 = 1701/1260 - Subtract the two like fractions:
700/1260 - 1701/1260 = 700 - 1701/1260 = -1001/1260 - After reducing the fraction, the answer is -143/180
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Related: 70/63-81/60