Subtract 18/75 from 20/8
1st number: 2 4/8, 2nd number: 18/75
20/8 - 18/75 is 113/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 75 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 8 × 75 = 600,
20/8 = 20 × 75/8 × 75 = 1500/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
18/75 = 18 × 8/75 × 8 = 144/600 - Subtract the two like fractions:
1500/600 - 144/600 = 1500 - 144/600 = 1356/600 - After reducing the fraction, the answer is 113/50
- In mixed form: 213/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/8-18/75 20/8-36/75 20/16-18/75 60/8-18/75 20/8-54/75 20/24-18/75 20/8-90/75 20/40-18/75 20/56-18/75