Add 36/14 and 84/18
1st number: 2 8/14, 2nd number: 4 12/18
36/14 + 84/18 is 152/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
36/14 = 36 × 9/14 × 9 = 324/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
84/18 = 84 × 7/18 × 7 = 588/126 - Add the two like fractions:
324/126 + 588/126 = 324 + 588/126 = 912/126 - 912/126 simplified gives 152/21
- So, 36/14 + 84/18 = 152/21
In mixed form: 75/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/14+84/18 36/28+84/18 36/14+84/36 36/42+84/18 36/14+84/54 36/70+84/18 36/14+84/90 36/98+84/18