Subtract 80/70 from 15/6
1st number: 2 3/6, 2nd number: 1 10/70
15/6 - 80/70 is 19/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 6 × 35 = 210,
15/6 = 15 × 35/6 × 35 = 525/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
80/70 = 80 × 3/70 × 3 = 240/210 - Subtract the two like fractions:
525/210 - 240/210 = 525 - 240/210 = 285/210 - After reducing the fraction, the answer is 19/14
- In mixed form: 15/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/6-80/70 15/12-80/70 45/6-80/70 15/18-80/70 75/6-80/70 15/30-80/70 15/42-80/70