Add 84/12 and 9/5
1st number: 7 0/12, 2nd number: 1 4/5
84/12 + 9/5 is 44/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 5 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 5 × 12 = 60,
9/5 = 9 × 12/5 × 12 = 108/60 - Add the two like fractions:
420/60 + 108/60 = 420 + 108/60 = 528/60 - 528/60 simplified gives 44/5
- So, 84/12 + 9/5 = 44/5
In mixed form: 84/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/12+18/5 84/24+9/5 84/12+9/10 84/12+27/5 84/36+9/5 84/12+9/15 84/12+45/5 84/60+9/5 84/12+9/25 84/12+63/5 84/12+9/35