Add 72/6 and 30/9
1st number: 12 0/6, 2nd number: 3 3/9
72/6 + 30/9 is 46/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
72/6 = 72 × 3/6 × 3 = 216/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
30/9 = 30 × 2/9 × 2 = 60/18 - Add the two like fractions:
216/18 + 60/18 = 216 + 60/18 = 276/18 - 276/18 simplified gives 46/3
- So, 72/6 + 30/9 = 46/3
In mixed form: 151/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/6+60/9 72/12+30/9 72/6+30/18 72/6+90/9 72/18+30/9 72/6+30/27 72/30+30/9 72/6+30/45 72/42+30/9 72/6+30/63