Add 1/6 and 18/90
1/6 + 18/90 is 11/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
1/6 = 1 × 15/6 × 15 = 15/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
18/90 = 18 × 1/90 × 1 = 18/90 - Add the two like fractions:
15/90 + 18/90 = 15 + 18/90 = 33/90 - 33/90 simplified gives 11/30
- So, 1/6 + 18/90 = 11/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/6+18/90 1/6+36/90 1/12+18/90 3/6+18/90 1/6+54/90 1/18+18/90 5/6+18/90 1/30+18/90 7/6+18/90 1/42+18/90