Subtract 21/98 from 3/12
3/12 - 21/98 is 1/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 98 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 12 × 49 = 588,
3/12 = 3 × 49/12 × 49 = 147/588 - Likewise, for the 2nd fraction, since 98 × 6 = 588,
21/98 = 21 × 6/98 × 6 = 126/588 - Subtract the two like fractions:
147/588 - 126/588 = 147 - 126/588 = 21/588 - After reducing the fraction, the answer is 1/28
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