Add 3/84 and 40/18
1st number: 3/84, 2nd number: 2 4/18
3/84 + 40/18 is 569/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
3/84 = 3 × 3/84 × 3 = 9/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
40/18 = 40 × 14/18 × 14 = 560/252 - Add the two like fractions:
9/252 + 560/252 = 9 + 560/252 = 569/252 - So, 3/84 + 40/18 = 569/252
In mixed form: 265/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/84+40/18 3/84+80/18 3/84+40/36 9/84+40/18 3/84+40/54 15/84+40/18 3/84+40/90 21/84+40/18