Add 28/14 and 42/49
1st number: 2 0/14, 2nd number: 42/49
28/14 + 42/49 is 20/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 49 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 14 × 7 = 98,
28/14 = 28 × 7/14 × 7 = 196/98 - Likewise, for the 2nd fraction, since 49 × 2 = 98,
42/49 = 42 × 2/49 × 2 = 84/98 - Add the two like fractions:
196/98 + 84/98 = 196 + 84/98 = 280/98 - 280/98 simplified gives 20/7
- So, 28/14 + 42/49 = 20/7
In mixed form: 26/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/14+42/49 28/14+84/49 28/14+42/98 84/14+42/49 28/42+42/49 28/70+42/49 28/98+42/49