Add 36/9 and 42/18
1st number: 4 0/9, 2nd number: 2 6/18
36/9 + 42/18 is 19/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
36/9 = 36 × 2/9 × 2 = 72/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
42/18 = 42 × 1/18 × 1 = 42/18 - Add the two like fractions:
72/18 + 42/18 = 72 + 42/18 = 114/18 - 114/18 simplified gives 19/3
- So, 36/9 + 42/18 = 19/3
In mixed form: 61/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/9+42/18 36/9+84/18 36/18+42/18 36/9+42/36 36/27+42/18 36/9+42/54 36/45+42/18 36/9+42/90 36/63+42/18