Subtract 7/40 from 56/7
1st number: 8 0/7, 2nd number: 7/40
56/7 - 7/40 is 313/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 7 × 40 = 280,
56/7 = 56 × 40/7 × 40 = 2240/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
7/40 = 7 × 7/40 × 7 = 49/280 - Subtract the two like fractions:
2240/280 - 49/280 = 2240 - 49/280 = 2191/280 - After reducing the fraction, the answer is 313/40
- In mixed form: 733/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/7-14/40 56/14-7/40 56/7-7/80 56/7-21/40 56/21-7/40 56/7-35/40 56/35-7/40 56/7-49/40 56/49-7/40