Add 12/18 and 30/3
1st number: 12/18, 2nd number: 10 0/3
12/18 + 30/3 is 32/3.
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,
12/18 = 12 × 1/18 × 1 = 12/18 - Likewise, for the 2nd fraction, since 3 × 6 = 18,
30/3 = 30 × 6/3 × 6 = 180/18 - Add the two like fractions:
12/18 + 180/18 = 12 + 180/18 = 192/18 - 192/18 simplified gives 32/3
- So, 12/18 + 30/3 = 32/3
In mixed form: 102/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/18+30/3 12/18+60/3 12/36+30/3 12/18+30/6 36/18+30/3 12/18+90/3 12/54+30/3 12/18+30/9 60/18+30/3 12/90+30/3 12/18+30/15 84/18+30/3 12/18+30/21