Add 18/84 and 80/24
1st number: 18/84, 2nd number: 3 8/24
18/84 + 80/24 is 149/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
18/84 = 18 × 2/84 × 2 = 36/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
80/24 = 80 × 7/24 × 7 = 560/168 - Add the two like fractions:
36/168 + 560/168 = 36 + 560/168 = 596/168 - 596/168 simplified gives 149/42
- So, 18/84 + 80/24 = 149/42
In mixed form: 323/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/84+80/24 18/84+80/48 54/84+80/24 18/84+80/72 90/84+80/24