Subtract 40/14 from 20/2
1st number: 10 0/2, 2nd number: 2 12/14
20/2 - 40/14 is 50/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 14 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
20/2 = 20 × 7/2 × 7 = 140/14 - Likewise, for the 2nd fraction, since 14 × 1 = 14,
40/14 = 40 × 1/14 × 1 = 40/14 - Subtract the two like fractions:
140/14 - 40/14 = 140 - 40/14 = 100/14 - After reducing the fraction, the answer is 50/7
- In mixed form: 71/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/2-40/14 20/2-80/14 20/4-40/14 20/2-40/28 60/2-40/14 20/6-40/14 20/2-40/42 20/10-40/14 20/2-40/70 20/14-40/14 20/2-40/98