Add 84/36 and 75/54
1st number: 2 12/36, 2nd number: 1 21/54
84/36 + 75/54 is 67/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 36 × 3 = 108,
84/36 = 84 × 3/36 × 3 = 252/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
75/54 = 75 × 2/54 × 2 = 150/108 - Add the two like fractions:
252/108 + 150/108 = 252 + 150/108 = 402/108 - 402/108 simplified gives 67/18
- So, 84/36 + 75/54 = 67/18
In mixed form: 313/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/72+75/54