Subtract 50/63 from 18/27
18/27 - 50/63 is -8/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 63 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 27 × 7 = 189,
18/27 = 18 × 7/27 × 7 = 126/189 - Likewise, for the 2nd fraction, since 63 × 3 = 189,
50/63 = 50 × 3/63 × 3 = 150/189 - Subtract the two like fractions:
126/189 - 150/189 = 126 - 150/189 = -24/189 - After reducing the fraction, the answer is -8/63
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