Subtract 15/56 from 28/5
1st number: 5 3/5, 2nd number: 15/56
28/5 - 15/56 is 1493/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 5 × 56 = 280,
28/5 = 28 × 56/5 × 56 = 1568/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
15/56 = 15 × 5/56 × 5 = 75/280 - Subtract the two like fractions:
1568/280 - 75/280 = 1568 - 75/280 = 1493/280 - In mixed form: 593/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/5-15/56 28/5-30/56 28/10-15/56 84/5-15/56 28/5-45/56 28/15-15/56 28/5-75/56 28/25-15/56 28/35-15/56