Subtract 14/16 from 21/4
1st number: 5 1/4, 2nd number: 14/16
21/4 - 14/16 is 35/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 4 × 4 = 16,
21/4 = 21 × 4/4 × 4 = 84/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
14/16 = 14 × 1/16 × 1 = 14/16 - Subtract the two like fractions:
84/16 - 14/16 = 84 - 14/16 = 70/16 - After reducing the fraction, the answer is 35/8
- In mixed form: 43/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/4-14/16 21/4-28/16 21/8-14/16 21/4-14/32 63/4-14/16 21/4-42/16 21/12-14/16 21/4-14/48 21/4-70/16 21/20-14/16 21/4-14/80 21/4-98/16 21/28-14/16