Subtract 50/63 from 6/27, Solve 6/27

Subtract 50/63 from 6/27

6/27 - 50/63 is -4/7.

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,
6/27 = 6 × 7/27 × 7 = 42/189
Likewise, for the 2nd fraction, since 63 × 3 = 189,
50/63 = 50 × 3/63 × 3 = 150/189
Subtract the two like fractions:
42/189 - 150/189 = 42 - 150/189 = -108/189
After reducing the fraction, the answer is -4/7

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