Subtract 63/24 from 54/84, Solve 54/84

Subtract 63/24 from 54/84

1^st number: 54/84, 2^nd number: 2 15/24

54/84 - 63/24 is -111/56.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 24 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 84 × 2 = 168,
54/84 = 54 × 2/84 × 2 = 108/168
Likewise, for the 2nd fraction, since 24 × 7 = 168,
63/24 = 63 × 7/24 × 7 = 441/168
Subtract the two like fractions:
108/168 - 441/168 = 108 - 441/168 = -333/168
After reducing the fraction, the answer is -111/56

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