Add 27/7 and 8/18
1st number: 3 6/7, 2nd number: 8/18
27/7 + 8/18 is 271/63.
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,
27/7 = 27 × 18/7 × 18 = 486/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
8/18 = 8 × 7/18 × 7 = 56/126 - Add the two like fractions:
486/126 + 56/126 = 486 + 56/126 = 542/126 - 542/126 simplified gives 271/63
- So, 27/7 + 8/18 = 271/63
In mixed form: 419/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/7+8/18 27/7+16/18 27/14+8/18 27/7+8/36 81/7+8/18 27/7+24/18 27/21+8/18 27/7+8/54 27/7+40/18 27/35+8/18 27/7+8/90 27/7+56/18 27/49+8/18