Add 6/30 and 18/12
1st number: 6/30, 2nd number: 1 6/12
6/30 + 18/12 is 17/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
6/30 = 6 × 2/30 × 2 = 12/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
18/12 = 18 × 5/12 × 5 = 90/60 - Add the two like fractions:
12/60 + 90/60 = 12 + 90/60 = 102/60 - 102/60 simplified gives 17/10
- So, 6/30 + 18/12 = 17/10
In mixed form: 17/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/30+18/12 6/30+36/12 6/60+18/12 6/30+18/24 18/30+18/12 6/30+54/12 6/90+18/12 6/30+18/36 6/30+90/12 6/30+18/60 42/30+18/12 6/30+18/84