Subtract 50/18 from 32/42, Solve 32/42

Subtract 50/18 from 32/42

1^st number: 32/42, 2^nd number: 2 14/18

32/42 - 50/18 is -127/63.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 18 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 42 × 3 = 126,
32/42 = 32 × 3/42 × 3 = 96/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
50/18 = 50 × 7/18 × 7 = 350/126
Subtract the two like fractions:
96/126 - 350/126 = 96 - 350/126 = -254/126
After reducing the fraction, the answer is -127/63

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