Add 14/45 and 45/18
1st number: 14/45, 2nd number: 2 9/18
14/45 + 45/18 is 253/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
14/45 = 14 × 2/45 × 2 = 28/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
45/18 = 45 × 5/18 × 5 = 225/90 - Add the two like fractions:
28/90 + 225/90 = 28 + 225/90 = 253/90 - So, 14/45 + 45/18 = 253/90
In mixed form: 273/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/45+45/18 14/45+90/18 14/90+45/18 14/45+45/36 42/45+45/18 14/45+45/54 70/45+45/18 14/45+45/90 98/45+45/18