Subtract 21/25 from 49/15
1st number: 3 4/15, 2nd number: 21/25
49/15 - 21/25 is 182/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 25 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 15 × 5 = 75,
49/15 = 49 × 5/15 × 5 = 245/75 - Likewise, for the 2nd fraction, since 25 × 3 = 75,
21/25 = 21 × 3/25 × 3 = 63/75 - Subtract the two like fractions:
245/75 - 63/75 = 245 - 63/75 = 182/75 - In mixed form: 232/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/15-21/25 49/15-42/25 49/30-21/25 49/15-21/50 49/15-63/25 49/45-21/25 49/15-21/75 49/75-21/25