Add 54/28 and 15/9
1st number: 1 26/28, 2nd number: 1 6/9
54/28 + 15/9 is 151/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 9 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
54/28 = 54 × 9/28 × 9 = 486/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
15/9 = 15 × 28/9 × 28 = 420/252 - Add the two like fractions:
486/252 + 420/252 = 486 + 420/252 = 906/252 - 906/252 simplified gives 151/42
- So, 54/28 + 15/9 = 151/42
In mixed form: 325/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/28+30/9 54/56+15/9 54/28+15/18 54/28+45/9 54/84+15/9 54/28+15/27 54/28+75/9 54/28+15/45 54/28+15/63