Add 84/12 and 6/15
1st number: 7 0/12, 2nd number: 6/15
84/12 + 6/15 is 37/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 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 15 × 4 = 60,
6/15 = 6 × 4/15 × 4 = 24/60 - Add the two like fractions:
420/60 + 24/60 = 420 + 24/60 = 444/60 - 444/60 simplified gives 37/5
- So, 84/12 + 6/15 = 37/5
In mixed form: 72/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/12+12/15 84/24+6/15 84/12+6/30 84/12+18/15 84/36+6/15 84/12+6/45 84/12+30/15 84/60+6/15 84/12+6/75 84/12+42/15