Add 35/5 and 30/81
1st number: 7 0/5, 2nd number: 30/81
35/5 + 30/81 is 199/27.
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,
35/5 = 35 × 81/5 × 81 = 2835/405 - Likewise, for the 2nd fraction, since 81 × 5 = 405,
30/81 = 30 × 5/81 × 5 = 150/405 - Add the two like fractions:
2835/405 + 150/405 = 2835 + 150/405 = 2985/405 - 2985/405 simplified gives 199/27
- So, 35/5 + 30/81 = 199/27
In mixed form: 710/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/5+30/81 35/5+60/81 35/10+30/81 35/5+90/81 35/15+30/81 35/25+30/81