Add 18/9 and 35/84
1st number: 2 0/9, 2nd number: 35/84
18/9 + 35/84 is 29/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
18/9 = 18 × 28/9 × 28 = 504/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
35/84 = 35 × 3/84 × 3 = 105/252 - Add the two like fractions:
504/252 + 105/252 = 504 + 105/252 = 609/252 - 609/252 simplified gives 29/12
- So, 18/9 + 35/84 = 29/12
In mixed form: 25/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/9+35/84 18/9+70/84 54/9+35/84 18/27+35/84 90/9+35/84 18/45+35/84 18/63+35/84