Subtract 15/7 from 14/70
1st number: 14/70, 2nd number: 2 1/7
14/70 - 15/7 is -68/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
14/70 = 14 × 1/70 × 1 = 14/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
15/7 = 15 × 10/7 × 10 = 150/70 - Subtract the two like fractions:
14/70 - 150/70 = 14 - 150/70 = -136/70 - After reducing the fraction, the answer is -68/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/70-15/7 14/70-30/7 14/70-15/14 42/70-15/7 14/70-45/7 14/70-15/21 14/70-75/7 14/70-15/35 98/70-15/7 14/70-15/49