Add 45/9 and 80/36
1st number: 5 0/9, 2nd number: 2 8/36
45/9 + 80/36 is 65/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
45/9 = 45 × 4/9 × 4 = 180/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
80/36 = 80 × 1/36 × 1 = 80/36 - Add the two like fractions:
180/36 + 80/36 = 180 + 80/36 = 260/36 - 260/36 simplified gives 65/9
- So, 45/9 + 80/36 = 65/9
In mixed form: 72/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/9+80/36 45/18+80/36 45/9+80/72 45/27+80/36 45/63+80/36