Subtract 10/21 from 56/2
1st number: 28 0/2, 2nd number: 10/21
56/2 - 10/21 is 578/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
56/2 = 56 × 21/2 × 21 = 1176/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
10/21 = 10 × 2/21 × 2 = 20/42 - Subtract the two like fractions:
1176/42 - 20/42 = 1176 - 20/42 = 1156/42 - After reducing the fraction, the answer is 578/21
- In mixed form: 2711/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/2-20/21 56/4-10/21 56/2-10/42 56/2-30/21 56/6-10/21 56/2-10/63 56/2-50/21 56/10-10/21 56/2-70/21 56/14-10/21