Add 35/2 and 15/81
1st number: 17 1/2, 2nd number: 15/81
35/2 + 15/81 is 955/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 81 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 2 × 81 = 162,
35/2 = 35 × 81/2 × 81 = 2835/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
15/81 = 15 × 2/81 × 2 = 30/162 - Add the two like fractions:
2835/162 + 30/162 = 2835 + 30/162 = 2865/162 - 2865/162 simplified gives 955/54
- So, 35/2 + 15/81 = 955/54
In mixed form: 1737/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/2+15/81 35/2+30/81 35/4+15/81 35/2+45/81 35/6+15/81 35/2+75/81 35/10+15/81 35/14+15/81