Subtract 81/14 from 10/70
1st number: 10/70, 2nd number: 5 11/14
10/70 - 81/14 is -79/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
10/70 = 10 × 1/70 × 1 = 10/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
81/14 = 81 × 5/14 × 5 = 405/70 - Subtract the two like fractions:
10/70 - 405/70 = 10 - 405/70 = -395/70 - After reducing the fraction, the answer is -79/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/70-81/14 10/70-81/28 30/70-81/14 10/70-81/42 50/70-81/14 10/70-81/70 10/70-81/98