Add 8/18 and 30/12
1st number: 8/18, 2nd number: 2 6/12
8/18 + 30/12 is 53/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
8/18 = 8 × 2/18 × 2 = 16/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
30/12 = 30 × 3/12 × 3 = 90/36 - Add the two like fractions:
16/36 + 90/36 = 16 + 90/36 = 106/36 - 106/36 simplified gives 53/18
- So, 8/18 + 30/12 = 53/18
In mixed form: 217/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/18+30/12 8/18+60/12 8/36+30/12 8/18+30/24 24/18+30/12 8/18+90/12 8/54+30/12 8/18+30/36 40/18+30/12 8/90+30/12 8/18+30/60 56/18+30/12 8/18+30/84