Add 84/28 and 4/18
1st number: 3 0/28, 2nd number: 4/18
84/28 + 4/18 is 29/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
84/28 = 84 × 9/28 × 9 = 756/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
4/18 = 4 × 14/18 × 14 = 56/252 - Add the two like fractions:
756/252 + 56/252 = 756 + 56/252 = 812/252 - 812/252 simplified gives 29/9
- So, 84/28 + 4/18 = 29/9
In mixed form: 32/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/28+8/18 84/56+4/18 84/28+4/36 84/28+12/18 84/28+4/54 84/28+20/18 84/28+4/90 84/28+28/18