Add 54/36 and 30/28
1st number: 1 18/36, 2nd number: 1 2/28
54/36 + 30/28 is 18/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
54/36 = 54 × 7/36 × 7 = 378/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
30/28 = 30 × 9/28 × 9 = 270/252 - Add the two like fractions:
378/252 + 270/252 = 378 + 270/252 = 648/252 - 648/252 simplified gives 18/7
- So, 54/36 + 30/28 = 18/7
In mixed form: 24/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/36+60/28 54/72+30/28 54/36+30/56 54/36+90/28 54/36+30/84