Add 40/84 and 84/24
1st number: 40/84, 2nd number: 3 12/24
40/84 + 84/24 is 167/42.
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,
40/84 = 40 × 2/84 × 2 = 80/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
84/24 = 84 × 7/24 × 7 = 588/168 - Add the two like fractions:
80/168 + 588/168 = 80 + 588/168 = 668/168 - 668/168 simplified gives 167/42
- So, 40/84 + 84/24 = 167/42
In mixed form: 341/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/84+84/24 40/84+84/48 40/84+84/72