Subtract 5/20 from 25/15
1st number: 1 10/15, 2nd number: 5/20
25/15 - 5/20 is 17/12.
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,
25/15 = 25 × 4/15 × 4 = 100/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
5/20 = 5 × 3/20 × 3 = 15/60 - Subtract the two like fractions:
100/60 - 15/60 = 100 - 15/60 = 85/60 - After reducing the fraction, the answer is 17/12
- In mixed form: 15/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/15-5/20 25/15-10/20 25/30-5/20 25/15-5/40 75/15-5/20 25/15-15/20 25/45-5/20 25/15-5/60 25/15-25/20 25/75-5/20 25/15-35/20