Subtract 10/42 from 42/98, Solve 42/98

Subtract 10/42 from 42/98

42/98 - 10/42 is 4/21.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 42 is 294

Next, find the equivalent fraction of both fractional numbers with denominator 294
For the 1st fraction, since 98 × 3 = 294,
42/98 = 42 × 3/98 × 3 = 126/294
Likewise, for the 2nd fraction, since 42 × 7 = 294,
10/42 = 10 × 7/42 × 7 = 70/294
Subtract the two like fractions:
126/294 - 70/294 = 126 - 70/294 = 56/294
After reducing the fraction, the answer is 4/21

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