Subtract 5/6 from 7/63
7/63 - 5/6 is -13/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 6 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
7/63 = 7 × 2/63 × 2 = 14/126 - Likewise, for the 2nd fraction, since 6 × 21 = 126,
5/6 = 5 × 21/6 × 21 = 105/126 - Subtract the two like fractions:
14/126 - 105/126 = 14 - 105/126 = -91/126 - After reducing the fraction, the answer is -13/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/63-5/6 7/63-10/6 7/63-5/12 21/63-5/6 7/63-15/6 7/63-5/18 35/63-5/6 7/63-25/6 7/63-5/30 49/63-5/6 7/63-35/6 7/63-5/42