Subtract 81/10 from 56/2
1st number: 28 0/2, 2nd number: 8 1/10
56/2 - 81/10 is 199/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 10 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
56/2 = 56 × 5/2 × 5 = 280/10 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
81/10 = 81 × 1/10 × 1 = 81/10 - Subtract the two like fractions:
280/10 - 81/10 = 280 - 81/10 = 199/10 - In mixed form: 199/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/4-81/10 56/2-81/20 56/6-81/10 56/2-81/30 56/10-81/10 56/2-81/50 56/14-81/10 56/2-81/70