Subtract 20/80 from 5/14
5/14 - 20/80 is 3/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 14 × 40 = 560,
5/14 = 5 × 40/14 × 40 = 200/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
20/80 = 20 × 7/80 × 7 = 140/560 - Subtract the two like fractions:
200/560 - 140/560 = 200 - 140/560 = 60/560 - After reducing the fraction, the answer is 3/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/14-20/80 5/14-40/80 5/28-20/80 15/14-20/80 5/14-60/80 5/42-20/80 25/14-20/80 5/70-20/80 35/14-20/80 5/98-20/80