Add 25/14 and 15/18
1st number: 1 11/14, 2nd number: 15/18
25/14 + 15/18 is 55/21.
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,
25/14 = 25 × 9/14 × 9 = 225/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
15/18 = 15 × 7/18 × 7 = 105/126 - Add the two like fractions:
225/126 + 105/126 = 225 + 105/126 = 330/126 - 330/126 simplified gives 55/21
- So, 25/14 + 15/18 = 55/21
In mixed form: 213/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/14+15/18 25/14+30/18 25/28+15/18 25/14+15/36 75/14+15/18 25/14+45/18 25/42+15/18 25/14+15/54 25/14+75/18 25/70+15/18 25/14+15/90 25/98+15/18