Subtract 48/54 from 15/12, Solve 1 3/12

Subtract 48/54 from 15/12

1^st number: 1 3/12, 2^nd number: 48/54

15/12 - 48/54 is 13/36.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 12 × 9 = 108,
15/12 = 15 × 9/12 × 9 = 135/108
Likewise, for the 2nd fraction, since 54 × 2 = 108,
48/54 = 48 × 2/54 × 2 = 96/108
Subtract the two like fractions:
135/108 - 96/108 = 135 - 96/108 = 39/108
After reducing the fraction, the answer is 13/36

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