Add 9/3 and 9/20
1st number: 3 0/3, 2nd number: 9/20
9/3 + 9/20 is 69/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 3 × 20 = 60,
9/3 = 9 × 20/3 × 20 = 180/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
9/20 = 9 × 3/20 × 3 = 27/60 - Add the two like fractions:
180/60 + 27/60 = 180 + 27/60 = 207/60 - 207/60 simplified gives 69/20
- So, 9/3 + 9/20 = 69/20
In mixed form: 39/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/3+9/20 9/3+18/20 9/6+9/20 9/3+9/40 27/3+9/20 9/3+27/20 9/3+9/60 45/3+9/20 9/3+45/20 9/15+9/20 63/3+9/20 9/3+63/20 9/21+9/20