Subtract 98/96 from 7/42, Solve 7/42

Subtract 98/96 from 7/42

1^st number: 7/42, 2^nd number: 1 2/96

7/42 - 98/96 is -41/48.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 96 is 672

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 42 × 16 = 672,
7/42 = 7 × 16/42 × 16 = 112/672
Likewise, for the 2nd fraction, since 96 × 7 = 672,
98/96 = 98 × 7/96 × 7 = 686/672
Subtract the two like fractions:
112/672 - 686/672 = 112 - 686/672 = -574/672
After reducing the fraction, the answer is -41/48

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