Subtract 7/60 from 81/7
1st number: 11 4/7, 2nd number: 7/60
81/7 - 7/60 is 4811/420.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 7 × 60 = 420,
81/7 = 81 × 60/7 × 60 = 4860/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
7/60 = 7 × 7/60 × 7 = 49/420 - Subtract the two like fractions:
4860/420 - 49/420 = 4860 - 49/420 = 4811/420 - In mixed form: 11191/420
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