Subtract 56/36 from 70/15
1st number: 4 10/15, 2nd number: 1 20/36
70/15 - 56/36 is 28/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 15 × 12 = 180,
70/15 = 70 × 12/15 × 12 = 840/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
56/36 = 56 × 5/36 × 5 = 280/180 - Subtract the two like fractions:
840/180 - 280/180 = 840 - 280/180 = 560/180 - After reducing the fraction, the answer is 28/9
- In mixed form: 31/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/30-56/36 70/15-56/72 70/45-56/36 70/75-56/36