Add 1/18 and 45/27
1st number: 1/18, 2nd number: 1 18/27
1/18 + 45/27 is 31/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
1/18 = 1 × 3/18 × 3 = 3/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
45/27 = 45 × 2/27 × 2 = 90/54 - Add the two like fractions:
3/54 + 90/54 = 3 + 90/54 = 93/54 - 93/54 simplified gives 31/18
- So, 1/18 + 45/27 = 31/18
In mixed form: 113/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/18+45/27 1/18+90/27 1/36+45/27 1/18+45/54 3/18+45/27 1/54+45/27 1/18+45/81 5/18+45/27 1/90+45/27 7/18+45/27