Subtract 70/14 from 1/20
1st number: 1/20, 2nd number: 5 0/14
1/20 - 70/14 is -99/20.
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,
1/20 = 1 × 7/20 × 7 = 7/140 - Likewise, for the 2nd fraction, since 14 × 10 = 140,
70/14 = 70 × 10/14 × 10 = 700/140 - Subtract the two like fractions:
7/140 - 700/140 = 7 - 700/140 = -693/140 - After reducing the fraction, the answer is -99/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/20-70/14 1/40-70/14 1/20-70/28 3/20-70/14 1/60-70/14 1/20-70/42 5/20-70/14 7/20-70/14 1/20-70/98