Add 15/28 and 6/18
15/28 + 6/18 is 73/84.
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,
15/28 = 15 × 9/28 × 9 = 135/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
6/18 = 6 × 14/18 × 14 = 84/252 - Add the two like fractions:
135/252 + 84/252 = 135 + 84/252 = 219/252 - 219/252 simplified gives 73/84
- So, 15/28 + 6/18 = 73/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/28+6/18 15/28+12/18 15/56+6/18 15/28+6/36 45/28+6/18 15/84+6/18 15/28+6/54 75/28+6/18 15/28+30/18 15/28+6/90 15/28+42/18