Subtract 7/40 from 56/3
1st number: 18 2/3, 2nd number: 7/40
56/3 - 7/40 is 2219/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 3 × 40 = 120,
56/3 = 56 × 40/3 × 40 = 2240/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
7/40 = 7 × 3/40 × 3 = 21/120 - Subtract the two like fractions:
2240/120 - 21/120 = 2240 - 21/120 = 2219/120 - In mixed form: 1859/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/3-14/40 56/6-7/40 56/3-7/80 56/3-21/40 56/9-7/40 56/3-35/40 56/15-7/40 56/3-49/40 56/21-7/40