Add 2/18 and 15/7
1st number: 2/18, 2nd number: 2 1/7
2/18 + 15/7 is 142/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 7 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
2/18 = 2 × 7/18 × 7 = 14/126 - Likewise, for the 2nd fraction, since 7 × 18 = 126,
15/7 = 15 × 18/7 × 18 = 270/126 - Add the two like fractions:
14/126 + 270/126 = 14 + 270/126 = 284/126 - 284/126 simplified gives 142/63
- So, 2/18 + 15/7 = 142/63
In mixed form: 216/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/18+15/7 2/18+30/7 2/36+15/7 2/18+15/14 6/18+15/7 2/18+45/7 2/54+15/7 2/18+15/21 10/18+15/7 2/18+75/7 2/90+15/7 2/18+15/35 14/18+15/7 2/18+15/49