Subtract 27/16 from 56/15
1st number: 3 11/15, 2nd number: 1 11/16
56/15 - 27/16 is 491/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
56/15 = 56 × 16/15 × 16 = 896/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
27/16 = 27 × 15/16 × 15 = 405/240 - Subtract the two like fractions:
896/240 - 405/240 = 896 - 405/240 = 491/240 - In mixed form: 211/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/15-54/16 56/30-27/16 56/15-27/32 56/15-81/16 56/45-27/16 56/15-27/48 56/75-27/16 56/15-27/80