Subtract 5/16 from 21/14
1st number: 1 7/14, 2nd number: 5/16
21/14 - 5/16 is 19/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 16 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 14 × 8 = 112,
21/14 = 21 × 8/14 × 8 = 168/112 - Likewise, for the 2nd fraction, since 16 × 7 = 112,
5/16 = 5 × 7/16 × 7 = 35/112 - Subtract the two like fractions:
168/112 - 35/112 = 168 - 35/112 = 133/112 - After reducing the fraction, the answer is 19/16
- In mixed form: 13/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/14-5/16 21/14-10/16 21/28-5/16 21/14-5/32 63/14-5/16 21/14-15/16 21/42-5/16 21/14-5/48 21/14-25/16 21/70-5/16 21/14-5/80 21/14-35/16 21/98-5/16