Add 20/6 and 27/90
1st number: 3 2/6, 2nd number: 27/90
20/6 + 27/90 is 109/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
20/6 = 20 × 15/6 × 15 = 300/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
27/90 = 27 × 1/90 × 1 = 27/90 - Add the two like fractions:
300/90 + 27/90 = 300 + 27/90 = 327/90 - 327/90 simplified gives 109/30
- So, 20/6 + 27/90 = 109/30
In mixed form: 319/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/6+27/90 20/6+54/90 20/12+27/90 60/6+27/90 20/6+81/90 20/18+27/90 20/30+27/90 20/42+27/90