Add 27/7 and 75/18
1st number: 3 6/7, 2nd number: 4 3/18
27/7 + 75/18 is 337/42.
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,
75/18 = 75 × 7/18 × 7 = 525/126 - Add the two like fractions:
486/126 + 525/126 = 486 + 525/126 = 1011/126 - 1011/126 simplified gives 337/42
- So, 27/7 + 75/18 = 337/42
In mixed form: 81/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/7+75/18 27/14+75/18 27/7+75/36 81/7+75/18 27/21+75/18 27/7+75/54 27/35+75/18 27/7+75/90 27/49+75/18