Add 18/84 and 24/3
1st number: 18/84, 2nd number: 8 0/3
18/84 + 24/3 is 115/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
18/84 = 18 × 1/84 × 1 = 18/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
24/3 = 24 × 28/3 × 28 = 672/84 - Add the two like fractions:
18/84 + 672/84 = 18 + 672/84 = 690/84 - 690/84 simplified gives 115/14
- So, 18/84 + 24/3 = 115/14
In mixed form: 83/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/84+24/3 18/84+48/3 18/84+24/6 54/84+24/3 18/84+72/3 18/84+24/9 90/84+24/3 18/84+24/15 18/84+24/21