Subtract 63/12 from 60/54, Solve 1 6/54

Subtract 63/12 from 60/54

1^st number: 1 6/54, 2^nd number: 5 3/12

60/54 - 63/12 is -149/36.

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

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 54 × 2 = 108,
60/54 = 60 × 2/54 × 2 = 120/108
Likewise, for the 2nd fraction, since 12 × 9 = 108,
63/12 = 63 × 9/12 × 9 = 567/108
Subtract the two like fractions:
120/108 - 567/108 = 120 - 567/108 = -447/108
After reducing the fraction, the answer is -149/36

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