Add 84/2 and 3/12
1st number: 42 0/2, 2nd number: 3/12
84/2 + 3/12 is 169/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 2 × 6 = 12,
84/2 = 84 × 6/2 × 6 = 504/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
3/12 = 3 × 1/12 × 1 = 3/12 - Add the two like fractions:
504/12 + 3/12 = 504 + 3/12 = 507/12 - 507/12 simplified gives 169/4
- So, 84/2 + 3/12 = 169/4
In mixed form: 421/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2+6/12 84/4+3/12 84/2+3/24 84/2+9/12 84/6+3/12 84/2+3/36 84/2+15/12 84/10+3/12 84/2+3/60 84/2+21/12 84/14+3/12 84/2+3/84