Add 28/14 and 20/7
1st number: 2 0/14, 2nd number: 2 6/7
28/14 + 20/7 is 34/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 14 × 1 = 14,
28/14 = 28 × 1/14 × 1 = 28/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
20/7 = 20 × 2/7 × 2 = 40/14 - Add the two like fractions:
28/14 + 40/14 = 28 + 40/14 = 68/14 - 68/14 simplified gives 34/7
- So, 28/14 + 20/7 = 34/7
In mixed form: 46/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/14+20/7 28/14+40/7 28/14+20/14 84/14+20/7 28/14+60/7 28/42+20/7 28/14+20/21 28/70+20/7 28/14+20/35 28/98+20/7 28/14+20/49