Subtract 8/60 from 81/63
1st number: 1 18/63, 2nd number: 8/60
81/63 - 8/60 is 121/105.
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,
81/63 = 81 × 20/63 × 20 = 1620/1260 - Likewise, for the 2nd fraction, since 60 × 21 = 1260,
8/60 = 8 × 21/60 × 21 = 168/1260 - Subtract the two like fractions:
1620/1260 - 168/1260 = 1620 - 168/1260 = 1452/1260 - After reducing the fraction, the answer is 121/105
- In mixed form: 116/105
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