Add 28/14 and 42/25
1st number: 2 0/14, 2nd number: 1 17/25
28/14 + 42/25 is 92/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 25 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 14 × 25 = 350,
28/14 = 28 × 25/14 × 25 = 700/350 - Likewise, for the 2nd fraction, since 25 × 14 = 350,
42/25 = 42 × 14/25 × 14 = 588/350 - Add the two like fractions:
700/350 + 588/350 = 700 + 588/350 = 1288/350 - 1288/350 simplified gives 92/25
- So, 28/14 + 42/25 = 92/25
In mixed form: 317/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/14+42/25 28/14+84/25 28/14+42/50 84/14+42/25 28/42+42/25 28/14+42/75 28/70+42/25 28/98+42/25