Subtract 3/20 from 60/15
1st number: 4 0/15, 2nd number: 3/20
60/15 - 3/20 is 77/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
60/15 = 60 × 4/15 × 4 = 240/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
3/20 = 3 × 3/20 × 3 = 9/60 - Subtract the two like fractions:
240/60 - 9/60 = 240 - 9/60 = 231/60 - After reducing the fraction, the answer is 77/20
- In mixed form: 317/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/15-6/20 60/30-3/20 60/15-3/40 60/15-9/20 60/45-3/20 60/15-3/60 60/15-15/20 60/75-3/20 60/15-21/20