Add 27/2 and 20/7
1st number: 13 1/2, 2nd number: 2 6/7
27/2 + 20/7 is 229/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
27/2 = 27 × 7/2 × 7 = 189/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
20/7 = 20 × 2/7 × 2 = 40/14 - Add the two like fractions:
189/14 + 40/14 = 189 + 40/14 = 229/14 - So, 27/2 + 20/7 = 229/14
In mixed form: 165/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/2+20/7 27/2+40/7 27/4+20/7 27/2+20/14 81/2+20/7 27/2+60/7 27/6+20/7 27/2+20/21 27/10+20/7 27/2+20/35 27/14+20/7 27/2+20/49