Add 28/4 and 84/6
1st number: 7 0/4, 2nd number: 14 0/6
28/4 + 84/6 is 21/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 6 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 4 × 3 = 12,
28/4 = 28 × 3/4 × 3 = 84/12 - Likewise, for the 2nd fraction, since 6 × 2 = 12,
84/6 = 84 × 2/6 × 2 = 168/12 - Add the two like fractions:
84/12 + 168/12 = 84 + 168/12 = 252/12 - 252/12 simplified gives 21/1
- So, 28/4 + 84/6 = 21/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/4+84/6 28/8+84/6 28/4+84/12 84/4+84/6 28/12+84/6 28/4+84/18 28/20+84/6 28/4+84/30 28/4+84/42