Subtract 21/60 from 80/35
1st number: 2 10/35, 2nd number: 21/60
80/35 - 21/60 is 271/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 35 × 12 = 420,
80/35 = 80 × 12/35 × 12 = 960/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
21/60 = 21 × 7/60 × 7 = 147/420 - Subtract the two like fractions:
960/420 - 147/420 = 960 - 147/420 = 813/420 - After reducing the fraction, the answer is 271/140
- In mixed form: 1131/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/35-42/60 80/70-21/60 80/35-63/60