Subtract 48/36 from 27/42, Solve 27/42

Subtract 48/36 from 27/42

1^st number: 27/42, 2^nd number: 1 12/36

27/42 - 48/36 is -29/42.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 36 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 42 × 6 = 252,
27/42 = 27 × 6/42 × 6 = 162/252
Likewise, for the 2nd fraction, since 36 × 7 = 252,
48/36 = 48 × 7/36 × 7 = 336/252
Subtract the two like fractions:
162/252 - 336/252 = 162 - 336/252 = -174/252
After reducing the fraction, the answer is -29/42

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