Add 20/18 and 10/3
1st number: 1 2/18, 2nd number: 3 1/3
20/18 + 10/3 is 40/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 3 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
20/18 = 20 × 1/18 × 1 = 20/18 - Likewise, for the 2nd fraction, since 3 × 6 = 18,
10/3 = 10 × 6/3 × 6 = 60/18 - Add the two like fractions:
20/18 + 60/18 = 20 + 60/18 = 80/18 - 80/18 simplified gives 40/9
- So, 20/18 + 10/3 = 40/9
In mixed form: 44/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/18+10/3 20/18+20/3 20/36+10/3 20/18+10/6 60/18+10/3 20/18+30/3 20/54+10/3 20/18+10/9 20/18+50/3 20/90+10/3 20/18+10/15 20/18+70/3 20/18+10/21