Add 56/28 and 27/18
1st number: 2 0/28, 2nd number: 1 9/18
56/28 + 27/18 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
56/28 = 56 × 9/28 × 9 = 504/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
27/18 = 27 × 14/18 × 14 = 378/252 - Add the two like fractions:
504/252 + 378/252 = 504 + 378/252 = 882/252 - 882/252 simplified gives 7/2
- So, 56/28 + 27/18 = 7/2
In mixed form: 31/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/28+54/18 56/28+27/36 56/28+81/18 56/84+27/18 56/28+27/54 56/28+27/90