Subtract 15/24 from 5/90
5/90 - 15/24 is -41/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 24 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
5/90 = 5 × 4/90 × 4 = 20/360 - Likewise, for the 2nd fraction, since 24 × 15 = 360,
15/24 = 15 × 15/24 × 15 = 225/360 - Subtract the two like fractions:
20/360 - 225/360 = 20 - 225/360 = -205/360 - After reducing the fraction, the answer is -41/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/90-15/24 5/90-30/24 5/90-15/48 15/90-15/24 5/90-45/24 5/90-15/72 25/90-15/24 5/90-75/24 35/90-15/24