Add 5/18 and 50/81
5/18 + 50/81 is 145/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 81 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 18 × 9 = 162,
5/18 = 5 × 9/18 × 9 = 45/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
50/81 = 50 × 2/81 × 2 = 100/162 - Add the two like fractions:
45/162 + 100/162 = 45 + 100/162 = 145/162 - So, 5/18 + 50/81 = 145/162
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/18+50/81 5/36+50/81 15/18+50/81 5/54+50/81 25/18+50/81 5/90+50/81 35/18+50/81