Add 80/36 and 9/10
1st number: 2 8/36, 2nd number: 9/10
80/36 + 9/10 is 281/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 10 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
80/36 = 80 × 5/36 × 5 = 400/180 - Likewise, for the 2nd fraction, since 10 × 18 = 180,
9/10 = 9 × 18/10 × 18 = 162/180 - Add the two like fractions:
400/180 + 162/180 = 400 + 162/180 = 562/180 - 562/180 simplified gives 281/90
- So, 80/36 + 9/10 = 281/90
In mixed form: 311/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/36+18/10 80/72+9/10 80/36+9/20 80/36+27/10 80/36+9/30 80/36+45/10 80/36+9/50 80/36+63/10 80/36+9/70