Subtract 15/20 from 80/3
1st number: 26 2/3, 2nd number: 15/20
80/3 - 15/20 is 311/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 3 × 20 = 60,
80/3 = 80 × 20/3 × 20 = 1600/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
15/20 = 15 × 3/20 × 3 = 45/60 - Subtract the two like fractions:
1600/60 - 45/60 = 1600 - 45/60 = 1555/60 - After reducing the fraction, the answer is 311/12
- In mixed form: 2511/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/3-30/20 80/6-15/20 80/3-15/40 80/3-45/20 80/9-15/20 80/3-15/60 80/3-75/20 80/15-15/20 80/21-15/20