Subtract 12/20 from 80/14
1st number: 5 10/14, 2nd number: 12/20
80/14 - 12/20 is 179/35.
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,
80/14 = 80 × 10/14 × 10 = 800/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
12/20 = 12 × 7/20 × 7 = 84/140 - Subtract the two like fractions:
800/140 - 84/140 = 800 - 84/140 = 716/140 - After reducing the fraction, the answer is 179/35
- In mixed form: 54/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/14-24/20 80/28-12/20 80/14-12/40 80/14-36/20 80/42-12/20 80/14-12/60 80/14-60/20 80/70-12/20 80/14-84/20 80/98-12/20