Subtract 36/20 from 70/14
1st number: 5 0/14, 2nd number: 1 16/20
70/14 - 36/20 is 16/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 14 × 10 = 140,
70/14 = 70 × 10/14 × 10 = 700/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
36/20 = 36 × 7/20 × 7 = 252/140 - Subtract the two like fractions:
700/140 - 252/140 = 700 - 252/140 = 448/140 - After reducing the fraction, the answer is 16/5
- In mixed form: 31/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/14-72/20 70/28-36/20 70/14-36/40 70/42-36/20 70/14-36/60 70/98-36/20