Add 90/6 and 84/9
1st number: 15 0/6, 2nd number: 9 3/9
90/6 + 84/9 is 73/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
90/6 = 90 × 3/6 × 3 = 270/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
84/9 = 84 × 2/9 × 2 = 168/18 - Add the two like fractions:
270/18 + 168/18 = 270 + 168/18 = 438/18 - 438/18 simplified gives 73/3
- So, 90/6 + 84/9 = 73/3
In mixed form: 241/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+84/9 90/6+84/18 90/18+84/9 90/6+84/27 90/30+84/9 90/6+84/45 90/42+84/9 90/6+84/63