Subtract 15/14 from 2/20
1st number: 2/20, 2nd number: 1 1/14
2/20 - 15/14 is -34/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 14 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
2/20 = 2 × 7/20 × 7 = 14/140 - Likewise, for the 2nd fraction, since 14 × 10 = 140,
15/14 = 15 × 10/14 × 10 = 150/140 - Subtract the two like fractions:
14/140 - 150/140 = 14 - 150/140 = -136/140 - After reducing the fraction, the answer is -34/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/20-15/14 2/20-30/14 2/40-15/14 2/20-15/28 6/20-15/14 2/20-45/14 2/60-15/14 2/20-15/42 10/20-15/14 2/20-75/14 2/20-15/70 14/20-15/14 2/20-15/98