Subtract 56/72 from 40/4
1st number: 10 0/4, 2nd number: 56/72
40/4 - 56/72 is 83/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 4 × 18 = 72,
40/4 = 40 × 18/4 × 18 = 720/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
56/72 = 56 × 1/72 × 1 = 56/72 - Subtract the two like fractions:
720/72 - 56/72 = 720 - 56/72 = 664/72 - After reducing the fraction, the answer is 83/9
- In mixed form: 92/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/4-56/72 40/8-56/72 40/12-56/72 40/20-56/72 40/28-56/72