Subtract 90/28 from 54/96, Solve 54/96

Subtract 90/28 from 54/96

1^st number: 54/96, 2^nd number: 3 6/28

54/96 - 90/28 is -297/112.

Find the least common denominator or LCM of the two denominators:
LCM of 96 and 28 is 672

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 96 × 7 = 672,
54/96 = 54 × 7/96 × 7 = 378/672
Likewise, for the 2nd fraction, since 28 × 24 = 672,
90/28 = 90 × 24/28 × 24 = 2160/672
Subtract the two like fractions:
378/672 - 2160/672 = 378 - 2160/672 = -1782/672
After reducing the fraction, the answer is -297/112

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