Subtract 24/45 from 90/15
1st number: 6 0/15, 2nd number: 24/45
90/15 - 24/45 is 82/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
90/15 = 90 × 3/15 × 3 = 270/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
24/45 = 24 × 1/45 × 1 = 24/45 - Subtract the two like fractions:
270/45 - 24/45 = 270 - 24/45 = 246/45 - After reducing the fraction, the answer is 82/15
- In mixed form: 57/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/15-48/45 90/30-24/45 90/15-24/90 90/15-72/45 90/45-24/45 90/75-24/45