Add 12/7 and 2/18
1st number: 1 5/7, 2nd number: 2/18
12/7 + 2/18 is 115/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 7 × 18 = 126,
12/7 = 12 × 18/7 × 18 = 216/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
2/18 = 2 × 7/18 × 7 = 14/126 - Add the two like fractions:
216/126 + 14/126 = 216 + 14/126 = 230/126 - 230/126 simplified gives 115/63
- So, 12/7 + 2/18 = 115/63
In mixed form: 152/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/7+2/18 12/7+4/18 12/14+2/18 12/7+2/36 36/7+2/18 12/7+6/18 12/21+2/18 12/7+2/54 60/7+2/18 12/7+10/18 12/35+2/18 12/7+2/90 84/7+2/18 12/7+14/18 12/49+2/18