Add 8/14 and 45/18
1st number: 8/14, 2nd number: 2 9/18
8/14 + 45/18 is 43/14.
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,
45/18 = 45 × 7/18 × 7 = 315/126 - Add the two like fractions:
72/126 + 315/126 = 72 + 315/126 = 387/126 - 387/126 simplified gives 43/14
- So, 8/14 + 45/18 = 43/14
In mixed form: 31/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/14+45/18 8/14+90/18 8/28+45/18 8/14+45/36 24/14+45/18 8/42+45/18 8/14+45/54 40/14+45/18 8/70+45/18 8/14+45/90 56/14+45/18 8/98+45/18