Subtract 21/5 from 56/2
1st number: 28 0/2, 2nd number: 4 1/5
56/2 - 21/5 is 119/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 5 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 5 × 2 = 10,
21/5 = 21 × 2/5 × 2 = 42/10 - Subtract the two like fractions:
280/10 - 42/10 = 280 - 42/10 = 238/10 - After reducing the fraction, the answer is 119/5
- In mixed form: 234/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/2-42/5 56/4-21/5 56/2-21/10 56/2-63/5 56/6-21/5 56/2-21/15 56/10-21/5 56/2-21/25 56/14-21/5 56/2-21/35