Subtract 15/7 from 56/4
1st number: 14 0/4, 2nd number: 2 1/7
56/4 - 15/7 is 83/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
56/4 = 56 × 7/4 × 7 = 392/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
15/7 = 15 × 4/7 × 4 = 60/28 - Subtract the two like fractions:
392/28 - 60/28 = 392 - 60/28 = 332/28 - After reducing the fraction, the answer is 83/7
- In mixed form: 116/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/4-30/7 56/8-15/7 56/4-15/14 56/4-45/7 56/12-15/7 56/4-15/21 56/4-75/7 56/20-15/7 56/4-15/35 56/28-15/7 56/4-15/49