Subtract 60/27 from 20/63
1st number: 20/63, 2nd number: 2 6/27
20/63 - 60/27 is -40/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 27 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 63 × 3 = 189,
20/63 = 20 × 3/63 × 3 = 60/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
60/27 = 60 × 7/27 × 7 = 420/189 - Subtract the two like fractions:
60/189 - 420/189 = 60 - 420/189 = -360/189 - After reducing the fraction, the answer is -40/21
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