Subtract 42/27 from 1/63
1st number: 1/63, 2nd number: 1 15/27
1/63 - 42/27 is -97/63.
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,
1/63 = 1 × 3/63 × 3 = 3/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
42/27 = 42 × 7/27 × 7 = 294/189 - Subtract the two like fractions:
3/189 - 294/189 = 3 - 294/189 = -291/189 - After reducing the fraction, the answer is -97/63
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