Subtract 25/20 from 49/15
1st number: 3 4/15, 2nd number: 1 5/20
49/15 - 25/20 is 121/60.
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,
49/15 = 49 × 4/15 × 4 = 196/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
25/20 = 25 × 3/20 × 3 = 75/60 - Subtract the two like fractions:
196/60 - 75/60 = 196 - 75/60 = 121/60 - In mixed form: 21/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/15-25/20 49/15-50/20 49/30-25/20 49/15-25/40 49/15-75/20 49/45-25/20 49/15-25/60 49/75-25/20