Add 80/27 and 36/90
1st number: 2 26/27, 2nd number: 36/90
80/27 + 36/90 is 454/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 90 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
80/27 = 80 × 10/27 × 10 = 800/270 - Likewise, for the 2nd fraction, since 90 × 3 = 270,
36/90 = 36 × 3/90 × 3 = 108/270 - Add the two like fractions:
800/270 + 108/270 = 800 + 108/270 = 908/270 - 908/270 simplified gives 454/135
- So, 80/27 + 36/90 = 454/135
In mixed form: 349/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/27+72/90 80/54+36/90 80/81+36/90