Add 7/2 and 24/81
1st number: 3 1/2, 2nd number: 24/81
7/2 + 24/81 is 205/54.
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,
7/2 = 7 × 81/2 × 81 = 567/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
24/81 = 24 × 2/81 × 2 = 48/162 - Add the two like fractions:
567/162 + 48/162 = 567 + 48/162 = 615/162 - 615/162 simplified gives 205/54
- So, 7/2 + 24/81 = 205/54
In mixed form: 343/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/2+24/81 7/2+48/81 7/4+24/81 21/2+24/81 7/2+72/81 7/6+24/81 35/2+24/81 7/10+24/81 49/2+24/81 7/14+24/81