Subtract 81/7 from 1/14
1st number: 1/14, 2nd number: 11 4/7
1/14 - 81/7 is -23/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 14 × 1 = 14,
1/14 = 1 × 1/14 × 1 = 1/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
81/7 = 81 × 2/7 × 2 = 162/14 - Subtract the two like fractions:
1/14 - 162/14 = 1 - 162/14 = -161/14 - After reducing the fraction, the answer is -23/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/14-81/7 1/28-81/7 1/14-81/14 3/14-81/7 1/42-81/7 1/14-81/21 5/14-81/7 1/70-81/7 1/14-81/35 7/14-81/7 1/98-81/7 1/14-81/49