Subtract 20/32 from 40/8
1st number: 5 0/8, 2nd number: 20/32
40/8 - 20/32 is 35/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 32 is 32
Next, find the equivalent fraction of both fractional numbers with denominator 32 - For the 1st fraction, since 8 × 4 = 32,
40/8 = 40 × 4/8 × 4 = 160/32 - Likewise, for the 2nd fraction, since 32 × 1 = 32,
20/32 = 20 × 1/32 × 1 = 20/32 - Subtract the two like fractions:
160/32 - 20/32 = 160 - 20/32 = 140/32 - After reducing the fraction, the answer is 35/8
- In mixed form: 43/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/8-20/32 40/8-40/32 40/16-20/32 40/8-20/64 40/8-60/32 40/24-20/32 40/8-20/96 40/56-20/32