Subtract 12/20 from 56/14
1st number: 4 0/14, 2nd number: 12/20
56/14 - 12/20 is 17/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 14 × 10 = 140,
56/14 = 56 × 10/14 × 10 = 560/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
12/20 = 12 × 7/20 × 7 = 84/140 - Subtract the two like fractions:
560/140 - 84/140 = 560 - 84/140 = 476/140 - After reducing the fraction, the answer is 17/5
- In mixed form: 32/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/14-24/20 56/28-12/20 56/14-12/40 56/14-36/20 56/42-12/20 56/14-12/60 56/14-60/20 56/70-12/20 56/14-84/20 56/98-12/20