Subtract 35/56 from 7/84
7/84 - 35/56 is -13/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
7/84 = 7 × 2/84 × 2 = 14/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
35/56 = 35 × 3/56 × 3 = 105/168 - Subtract the two like fractions:
14/168 - 105/168 = 14 - 105/168 = -91/168 - After reducing the fraction, the answer is -13/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/84-35/56 7/84-70/56 21/84-35/56 35/84-35/56 49/84-35/56