Subtract 27/35 from 56/21
1st number: 2 14/21, 2nd number: 27/35
56/21 - 27/35 is 199/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 21 × 5 = 105,
56/21 = 56 × 5/21 × 5 = 280/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
27/35 = 27 × 3/35 × 3 = 81/105 - Subtract the two like fractions:
280/105 - 81/105 = 280 - 81/105 = 199/105 - In mixed form: 194/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/21-54/35 56/42-27/35 56/21-27/70 56/21-81/35 56/63-27/35