Subtract 56/15 from 10/30
1st number: 10/30, 2nd number: 3 11/15
10/30 - 56/15 is -17/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
10/30 = 10 × 1/30 × 1 = 10/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
56/15 = 56 × 2/15 × 2 = 112/30 - Subtract the two like fractions:
10/30 - 112/30 = 10 - 112/30 = -102/30 - After reducing the fraction, the answer is -17/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/30-56/15 10/60-56/15 10/30-56/30 10/90-56/15 10/30-56/45 50/30-56/15 10/30-56/75 70/30-56/15