Add 84/45 and 45/9
1st number: 1 39/45, 2nd number: 5 0/9
84/45 + 45/9 is 103/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
84/45 = 84 × 1/45 × 1 = 84/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
45/9 = 45 × 5/9 × 5 = 225/45 - Add the two like fractions:
84/45 + 225/45 = 84 + 225/45 = 309/45 - 309/45 simplified gives 103/15
- So, 84/45 + 45/9 = 103/15
In mixed form: 613/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/45+90/9 84/90+45/9 84/45+45/18 84/45+45/27 84/45+45/63