Add 35/36 and 42/54
35/36 + 42/54 is 7/4.
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,
35/36 = 35 × 3/36 × 3 = 105/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
42/54 = 42 × 2/54 × 2 = 84/108 - Add the two like fractions:
105/108 + 84/108 = 105 + 84/108 = 189/108 - 189/108 simplified gives 7/4
- So, 35/36 + 42/54 = 7/4
In mixed form: 13/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/36+42/54 35/36+84/54 35/72+42/54