Add 27/49 and 15/18
27/49 + 15/18 is 407/294.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 18 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 49 × 18 = 882,
27/49 = 27 × 18/49 × 18 = 486/882 - Likewise, for the 2nd fraction, since 18 × 49 = 882,
15/18 = 15 × 49/18 × 49 = 735/882 - Add the two like fractions:
486/882 + 735/882 = 486 + 735/882 = 1221/882 - 1221/882 simplified gives 407/294
- So, 27/49 + 15/18 = 407/294
In mixed form: 1113/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/49+15/18 27/49+30/18 27/98+15/18 27/49+15/36 81/49+15/18 27/49+45/18 27/49+15/54 27/49+75/18 27/49+15/90