Add 8/36 and 42/18
1st number: 8/36, 2nd number: 2 6/18
8/36 + 42/18 is 23/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
8/36 = 8 × 1/36 × 1 = 8/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
42/18 = 42 × 2/18 × 2 = 84/36 - Add the two like fractions:
8/36 + 84/36 = 8 + 84/36 = 92/36 - 92/36 simplified gives 23/9
- So, 8/36 + 42/18 = 23/9
In mixed form: 25/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/36+42/18 8/36+84/18 8/72+42/18 8/36+42/36 24/36+42/18 8/36+42/54 40/36+42/18 8/36+42/90 56/36+42/18