Subtract 70/96 from 56/72
56/72 - 70/96 is 7/144.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 96 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 96 × 3 = 288,
70/96 = 70 × 3/96 × 3 = 210/288 - Subtract the two like fractions:
224/288 - 210/288 = 224 - 210/288 = 14/288 - After reducing the fraction, the answer is 7/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: