Add 36/6 and 81/18
1st number: 6 0/6, 2nd number: 4 9/18
36/6 + 81/18 is 21/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
36/6 = 36 × 3/6 × 3 = 108/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
81/18 = 81 × 1/18 × 1 = 81/18 - Add the two like fractions:
108/18 + 81/18 = 108 + 81/18 = 189/18 - 189/18 simplified gives 21/2
- So, 36/6 + 81/18 = 21/2
In mixed form: 101/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/6+81/18 36/12+81/18 36/6+81/36 36/18+81/18 36/6+81/54 36/30+81/18 36/6+81/90 36/42+81/18