Subtract 4/32 from 12/98, Solve 12/98

Subtract 4/32 from 12/98

12/98 - 4/32 is -1/392.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 32 is 1568

Next, find the equivalent fraction of both fractional numbers with denominator 1568
For the 1st fraction, since 98 × 16 = 1568,
12/98 = 12 × 16/98 × 16 = 192/1568
Likewise, for the 2nd fraction, since 32 × 49 = 1568,
4/32 = 4 × 49/32 × 49 = 196/1568
Subtract the two like fractions:
192/1568 - 196/1568 = 192 - 196/1568 = -4/1568
After reducing the fraction, the answer is -1/392

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