Subtract 15/56 from 3/5
3/5 - 15/56 is 93/280.
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,
3/5 = 3 × 56/5 × 56 = 168/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
15/56 = 15 × 5/56 × 5 = 75/280 - Subtract the two like fractions:
168/280 - 75/280 = 168 - 75/280 = 93/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/5-15/56 3/5-30/56 3/10-15/56 9/5-15/56 3/5-45/56 3/15-15/56 15/5-15/56 3/5-75/56 3/25-15/56 21/5-15/56 3/35-15/56