Subtract 70/24 from 20/5
1st number: 4 0/5, 2nd number: 2 22/24
20/5 - 70/24 is 13/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 5 × 24 = 120,
20/5 = 20 × 24/5 × 24 = 480/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
70/24 = 70 × 5/24 × 5 = 350/120 - Subtract the two like fractions:
480/120 - 350/120 = 480 - 350/120 = 130/120 - After reducing the fraction, the answer is 13/12
- In mixed form: 11/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/5-70/24 20/10-70/24 20/5-70/48 60/5-70/24 20/15-70/24 20/5-70/72 20/25-70/24 20/35-70/24