Subtract 18/16 from 54/98, Solve 54/98

Subtract 18/16 from 54/98

1^st number: 54/98, 2^nd number: 1 2/16

54/98 - 18/16 is -225/392.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 16 is 784

Next, find the equivalent fraction of both fractional numbers with denominator 784
For the 1st fraction, since 98 × 8 = 784,
54/98 = 54 × 8/98 × 8 = 432/784
Likewise, for the 2nd fraction, since 16 × 49 = 784,
18/16 = 18 × 49/16 × 49 = 882/784
Subtract the two like fractions:
432/784 - 882/784 = 432 - 882/784 = -450/784
After reducing the fraction, the answer is -225/392

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