Add 8/14 and 15/18
8/14 + 15/18 is 59/42.
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,
8/14 = 8 × 9/14 × 9 = 72/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
15/18 = 15 × 7/18 × 7 = 105/126 - Add the two like fractions:
72/126 + 105/126 = 72 + 105/126 = 177/126 - 177/126 simplified gives 59/42
- So, 8/14 + 15/18 = 59/42
In mixed form: 117/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/14+15/18 8/14+30/18 8/28+15/18 8/14+15/36 24/14+15/18 8/14+45/18 8/42+15/18 8/14+15/54 40/14+15/18 8/14+75/18 8/70+15/18 8/14+15/90 56/14+15/18 8/98+15/18