Add 8/30 and 30/12
1st number: 8/30, 2nd number: 2 6/12
8/30 + 30/12 is 83/30.
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,
8/30 = 8 × 2/30 × 2 = 16/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
30/12 = 30 × 5/12 × 5 = 150/60 - Add the two like fractions:
16/60 + 150/60 = 16 + 150/60 = 166/60 - 166/60 simplified gives 83/30
- So, 8/30 + 30/12 = 83/30
In mixed form: 223/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/30+30/12 8/30+60/12 8/60+30/12 8/30+30/24 24/30+30/12 8/30+90/12 8/90+30/12 8/30+30/36 40/30+30/12 8/30+30/60 56/30+30/12 8/30+30/84