Add 84/12 and 5/30
1st number: 7 0/12, 2nd number: 5/30
84/12 + 5/30 is 43/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
84/12 = 84 × 5/12 × 5 = 420/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
5/30 = 5 × 2/30 × 2 = 10/60 - Add the two like fractions:
420/60 + 10/60 = 420 + 10/60 = 430/60 - 430/60 simplified gives 43/6
- So, 84/12 + 5/30 = 43/6
In mixed form: 71/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/12+10/30 84/24+5/30 84/12+5/60 84/12+15/30 84/36+5/30 84/12+5/90 84/12+25/30 84/60+5/30 84/12+35/30