Subtract 60/27 from 8/7
1st number: 1 1/7, 2nd number: 2 6/27
8/7 - 60/27 is -68/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 27 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 7 × 27 = 189,
8/7 = 8 × 27/7 × 27 = 216/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
60/27 = 60 × 7/27 × 7 = 420/189 - Subtract the two like fractions:
216/189 - 420/189 = 216 - 420/189 = -204/189 - After reducing the fraction, the answer is -68/63
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