Add 84/3 and 20/4
1st number: 28 0/3, 2nd number: 5 0/4
84/3 + 20/4 is 33/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
84/3 = 84 × 4/3 × 4 = 336/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
20/4 = 20 × 3/4 × 3 = 60/12 - Add the two like fractions:
336/12 + 60/12 = 336 + 60/12 = 396/12 - 396/12 simplified gives 33/1
- So, 84/3 + 20/4 = 33/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/3+40/4 84/6+20/4 84/3+20/8 84/3+60/4 84/9+20/4 84/3+20/12 84/15+20/4 84/21+20/4 84/3+20/28