Subtract 7/32 from 75/20
1st number: 3 15/20, 2nd number: 7/32
75/20 - 7/32 is 113/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 20 × 8 = 160,
75/20 = 75 × 8/20 × 8 = 600/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
7/32 = 7 × 5/32 × 5 = 35/160 - Subtract the two like fractions:
600/160 - 35/160 = 600 - 35/160 = 565/160 - After reducing the fraction, the answer is 113/32
- In mixed form: 317/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/20-14/32 75/40-7/32 75/20-7/64 75/20-21/32 75/60-7/32 75/20-7/96 75/20-35/32 75/20-49/32