Subtract 24/15 from 90/4
1st number: 22 2/4, 2nd number: 1 9/15
90/4 - 24/15 is 209/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
90/4 = 90 × 15/4 × 15 = 1350/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
24/15 = 24 × 4/15 × 4 = 96/60 - Subtract the two like fractions:
1350/60 - 96/60 = 1350 - 96/60 = 1254/60 - After reducing the fraction, the answer is 209/10
- In mixed form: 209/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/4-48/15 90/8-24/15 90/4-24/30 90/4-72/15 90/12-24/15 90/4-24/45 90/20-24/15 90/4-24/75 90/28-24/15