Add 80/36 and 40/9
1st number: 2 8/36, 2nd number: 4 4/9
80/36 + 40/9 is 20/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
80/36 = 80 × 1/36 × 1 = 80/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
40/9 = 40 × 4/9 × 4 = 160/36 - Add the two like fractions:
80/36 + 160/36 = 80 + 160/36 = 240/36 - 240/36 simplified gives 20/3
- So, 80/36 + 40/9 = 20/3
In mixed form: 62/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/36+80/9 80/72+40/9 80/36+40/18 80/36+40/27 80/36+40/45 80/36+40/63