Subtract 7/32 from 56/72
56/72 - 7/32 is 161/288.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 32 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 72 × 4 = 288,
56/72 = 56 × 4/72 × 4 = 224/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
7/32 = 7 × 9/32 × 9 = 63/288 - Subtract the two like fractions:
224/288 - 63/288 = 224 - 63/288 = 161/288
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/72-14/32 56/72-7/64 56/72-21/32 56/72-7/96 56/72-35/32 56/72-49/32