Subtract 10/49 from 81/84
81/84 - 10/49 is 149/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 84 × 7 = 588,
81/84 = 81 × 7/84 × 7 = 567/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
10/49 = 10 × 12/49 × 12 = 120/588 - Subtract the two like fractions:
567/588 - 120/588 = 567 - 120/588 = 447/588 - After reducing the fraction, the answer is 149/196
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