Subtract 50/49 from 20/84
1st number: 20/84, 2nd number: 1 1/49
20/84 - 50/49 is -115/147.
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,
20/84 = 20 × 7/84 × 7 = 140/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
50/49 = 50 × 12/49 × 12 = 600/588 - Subtract the two like fractions:
140/588 - 600/588 = 140 - 600/588 = -460/588 - After reducing the fraction, the answer is -115/147
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