Subtract 16/20 from 27/14
1st number: 1 13/14, 2nd number: 16/20
27/14 - 16/20 is 79/70.
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,
27/14 = 27 × 10/14 × 10 = 270/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
16/20 = 16 × 7/20 × 7 = 112/140 - Subtract the two like fractions:
270/140 - 112/140 = 270 - 112/140 = 158/140 - After reducing the fraction, the answer is 79/70
- In mixed form: 19/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/14-16/20 27/14-32/20 27/28-16/20 27/14-16/40 81/14-16/20 27/14-48/20 27/42-16/20 27/14-16/60 27/14-80/20 27/70-16/20 27/98-16/20