Subtract 15/56 from 10/18
10/18 - 15/56 is 145/504.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 18 × 28 = 504,
10/18 = 10 × 28/18 × 28 = 280/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
15/56 = 15 × 9/56 × 9 = 135/504 - Subtract the two like fractions:
280/504 - 135/504 = 280 - 135/504 = 145/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/18-15/56 10/18-30/56 10/36-15/56 30/18-15/56 10/18-45/56 10/54-15/56 50/18-15/56 10/18-75/56 10/90-15/56 70/18-15/56