Subtract 72/16 from 1/98, Solve 1/98

Subtract 72/16 from 1/98

1^st number: 1/98, 2^nd number: 4 8/16

1/98 - 72/16 is -220/49.

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,
1/98 = 1 × 8/98 × 8 = 8/784
Likewise, for the 2nd fraction, since 16 × 49 = 784,
72/16 = 72 × 49/16 × 49 = 3528/784
Subtract the two like fractions:
8/784 - 3528/784 = 8 - 3528/784 = -3520/784
After reducing the fraction, the answer is -220/49

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