Add 14/28 and 21/25
14/28 + 21/25 is 67/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 25 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
14/28 = 14 × 25/28 × 25 = 350/700 - Likewise, for the 2nd fraction, since 25 × 28 = 700,
21/25 = 21 × 28/25 × 28 = 588/700 - Add the two like fractions:
350/700 + 588/700 = 350 + 588/700 = 938/700 - 938/700 simplified gives 67/50
- So, 14/28 + 21/25 = 67/50
In mixed form: 117/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/28+42/25 14/56+21/25 14/28+21/50 42/28+21/25 14/28+63/25 14/84+21/25 14/28+21/75 70/28+21/25 98/28+21/25