Subtract 18/32 from 20/24
20/24 - 18/32 is 13/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 32 is 96
Next, find the equivalent fraction of both fractional numbers with denominator 96 - For the 1st fraction, since 24 × 4 = 96,
20/24 = 20 × 4/24 × 4 = 80/96 - Likewise, for the 2nd fraction, since 32 × 3 = 96,
18/32 = 18 × 3/32 × 3 = 54/96 - Subtract the two like fractions:
80/96 - 54/96 = 80 - 54/96 = 26/96 - After reducing the fraction, the answer is 13/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/24-18/32 20/24-36/32 20/48-18/32 20/24-18/64 60/24-18/32 20/24-54/32 20/72-18/32 20/24-18/96 20/24-90/32