Subtract 5/70 from 40/3
1st number: 13 1/3, 2nd number: 5/70
40/3 - 5/70 is 557/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 3 × 70 = 210,
40/3 = 40 × 70/3 × 70 = 2800/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
5/70 = 5 × 3/70 × 3 = 15/210 - Subtract the two like fractions:
2800/210 - 15/210 = 2800 - 15/210 = 2785/210 - After reducing the fraction, the answer is 557/42
- In mixed form: 1311/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/3-5/70 40/3-10/70 40/6-5/70 40/3-15/70 40/9-5/70 40/3-25/70 40/15-5/70 40/3-35/70 40/21-5/70