Subtract 70/56 from 7/63
1st number: 7/63, 2nd number: 1 14/56
7/63 - 70/56 is -41/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
7/63 = 7 × 8/63 × 8 = 56/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
70/56 = 70 × 9/56 × 9 = 630/504 - Subtract the two like fractions:
56/504 - 630/504 = 56 - 630/504 = -574/504 - After reducing the fraction, the answer is -41/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/63-70/56 21/63-70/56 35/63-70/56 49/63-70/56