Subtract 56/45 from 27/10
1st number: 2 7/10, 2nd number: 1 11/45
27/10 - 56/45 is 131/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
27/10 = 27 × 9/10 × 9 = 243/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
56/45 = 56 × 2/45 × 2 = 112/90 - Subtract the two like fractions:
243/90 - 112/90 = 243 - 112/90 = 131/90 - In mixed form: 141/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/10-56/45 27/20-56/45 27/10-56/90 81/10-56/45 27/30-56/45 27/50-56/45 27/70-56/45