Add 30/5 and 16/81
1st number: 6 0/5, 2nd number: 16/81
30/5 + 16/81 is 502/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 81 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 5 × 81 = 405,
30/5 = 30 × 81/5 × 81 = 2430/405 - Likewise, for the 2nd fraction, since 81 × 5 = 405,
16/81 = 16 × 5/81 × 5 = 80/405 - Add the two like fractions:
2430/405 + 80/405 = 2430 + 80/405 = 2510/405 - 2510/405 simplified gives 502/81
- So, 30/5 + 16/81 = 502/81
In mixed form: 616/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/5+16/81 30/5+32/81 30/10+16/81 90/5+16/81 30/5+48/81 30/15+16/81 30/5+80/81 30/25+16/81 30/35+16/81