Add 84/12 and 56/3
1st number: 7 0/12, 2nd number: 18 2/3
84/12 + 56/3 is 77/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 3 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
84/12 = 84 × 1/12 × 1 = 84/12 - Likewise, for the 2nd fraction, since 3 × 4 = 12,
56/3 = 56 × 4/3 × 4 = 224/12 - Add the two like fractions:
84/12 + 224/12 = 84 + 224/12 = 308/12 - 308/12 simplified gives 77/3
- So, 84/12 + 56/3 = 77/3
In mixed form: 252/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/24+56/3 84/12+56/6 84/36+56/3 84/12+56/9 84/60+56/3 84/12+56/15 84/12+56/21