Subtract 7/18 from 15/32
15/32 - 7/18 is 23/288.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 18 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 32 × 9 = 288,
15/32 = 15 × 9/32 × 9 = 135/288 - Likewise, for the 2nd fraction, since 18 × 16 = 288,
7/18 = 7 × 16/18 × 16 = 112/288 - Subtract the two like fractions:
135/288 - 112/288 = 135 - 112/288 = 23/288
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/32-7/18 15/32-14/18 15/64-7/18 15/32-7/36 45/32-7/18 15/32-21/18 15/96-7/18 15/32-7/54 75/32-7/18 15/32-35/18 15/32-7/90 15/32-49/18