Subtract 3/49 from 28/84
28/84 - 3/49 is 40/147.
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,
28/84 = 28 × 7/84 × 7 = 196/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
3/49 = 3 × 12/49 × 12 = 36/588 - Subtract the two like fractions:
196/588 - 36/588 = 196 - 36/588 = 160/588 - After reducing the fraction, the answer is 40/147
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