Subtract 15/45 from 10/56
10/56 - 15/45 is -13/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 45 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 56 × 45 = 2520,
10/56 = 10 × 45/56 × 45 = 450/2520 - Likewise, for the 2nd fraction, since 45 × 56 = 2520,
15/45 = 15 × 56/45 × 56 = 840/2520 - Subtract the two like fractions:
450/2520 - 840/2520 = 450 - 840/2520 = -390/2520 - After reducing the fraction, the answer is -13/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/56-15/45 10/56-30/45 10/56-15/90 30/56-15/45 50/56-15/45 10/56-75/45 70/56-15/45