Subtract 90/24 from 49/15
1st number: 3 4/15, 2nd number: 3 18/24
49/15 - 90/24 is -29/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
49/15 = 49 × 8/15 × 8 = 392/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
90/24 = 90 × 5/24 × 5 = 450/120 - Subtract the two like fractions:
392/120 - 450/120 = 392 - 450/120 = -58/120 - After reducing the fraction, the answer is -29/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/15-90/24 49/30-90/24 49/15-90/48 49/45-90/24 49/15-90/72 49/75-90/24