Subtract 20/10 from 56/7
1st number: 8 0/7, 2nd number: 2 0/10
56/7 - 20/10 is 6/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
56/7 = 56 × 10/7 × 10 = 560/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
20/10 = 20 × 7/10 × 7 = 140/70 - Subtract the two like fractions:
560/70 - 140/70 = 560 - 140/70 = 420/70 - After reducing the fraction, the answer is 6/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/7-40/10 56/14-20/10 56/7-60/10 56/21-20/10 56/7-20/30 56/35-20/10 56/7-20/50 56/49-20/10 56/7-20/70