Add 30/50 and 5/81
30/50 + 5/81 is 268/405.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 81 is 4050
Next, find the equivalent fraction of both fractional numbers with denominator 4050 - For the 1st fraction, since 50 × 81 = 4050,
30/50 = 30 × 81/50 × 81 = 2430/4050 - Likewise, for the 2nd fraction, since 81 × 50 = 4050,
5/81 = 5 × 50/81 × 50 = 250/4050 - Add the two like fractions:
2430/4050 + 250/4050 = 2430 + 250/4050 = 2680/4050 - 2680/4050 simplified gives 268/405
- So, 30/50 + 5/81 = 268/405
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/50+5/81 30/50+10/81 90/50+5/81 30/50+15/81 30/50+25/81 30/50+35/81