Subtract 90/24 from 5/30
1st number: 5/30, 2nd number: 3 18/24
5/30 - 90/24 is -43/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
5/30 = 5 × 4/30 × 4 = 20/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
90/24 = 90 × 5/24 × 5 = 450/120 - Subtract the two like fractions:
20/120 - 450/120 = 20 - 450/120 = -430/120 - After reducing the fraction, the answer is -43/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/30-90/24 5/60-90/24 5/30-90/48 15/30-90/24 5/90-90/24 5/30-90/72 25/30-90/24 35/30-90/24