Add 80/45 and 84/27
1st number: 1 35/45, 2nd number: 3 3/27
80/45 + 84/27 is 44/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 45 × 3 = 135,
80/45 = 80 × 3/45 × 3 = 240/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
84/27 = 84 × 5/27 × 5 = 420/135 - Add the two like fractions:
240/135 + 420/135 = 240 + 420/135 = 660/135 - 660/135 simplified gives 44/9
- So, 80/45 + 84/27 = 44/9
In mixed form: 48/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/90+84/27 80/45+84/54 80/45+84/81