Subtract 14/72 from 20/6
1st number: 3 2/6, 2nd number: 14/72
20/6 - 14/72 is 113/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 6 × 12 = 72,
20/6 = 20 × 12/6 × 12 = 240/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
14/72 = 14 × 1/72 × 1 = 14/72 - Subtract the two like fractions:
240/72 - 14/72 = 240 - 14/72 = 226/72 - After reducing the fraction, the answer is 113/36
- In mixed form: 35/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/6-14/72 20/6-28/72 20/12-14/72 60/6-14/72 20/6-42/72 20/18-14/72 20/6-70/72 20/30-14/72 20/6-98/72 20/42-14/72