Subtract 7/24 from 45/20
1st number: 2 5/20, 2nd number: 7/24
45/20 - 7/24 is 47/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 20 × 6 = 120,
45/20 = 45 × 6/20 × 6 = 270/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
7/24 = 7 × 5/24 × 5 = 35/120 - Subtract the two like fractions:
270/120 - 35/120 = 270 - 35/120 = 235/120 - After reducing the fraction, the answer is 47/24
- In mixed form: 123/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/20-7/24 45/20-14/24 45/40-7/24 45/20-7/48 45/20-21/24 45/60-7/24 45/20-7/72 45/20-35/24 45/20-49/24