Add 2/18 and 18/15
1st number: 2/18, 2nd number: 1 3/15
2/18 + 18/15 is 59/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 15 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
2/18 = 2 × 5/18 × 5 = 10/90 - Likewise, for the 2nd fraction, since 15 × 6 = 90,
18/15 = 18 × 6/15 × 6 = 108/90 - Add the two like fractions:
10/90 + 108/90 = 10 + 108/90 = 118/90 - 118/90 simplified gives 59/45
- So, 2/18 + 18/15 = 59/45
In mixed form: 114/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/18+18/15 2/18+36/15 2/36+18/15 2/18+18/30 6/18+18/15 2/18+54/15 2/54+18/15 2/18+18/45 10/18+18/15 2/18+90/15 2/90+18/15 2/18+18/75 14/18+18/15