Add 10/2 and 4/81
1st number: 5 0/2, 2nd number: 4/81
10/2 + 4/81 is 409/81.
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,
10/2 = 10 × 81/2 × 81 = 810/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
4/81 = 4 × 2/81 × 2 = 8/162 - Add the two like fractions:
810/162 + 8/162 = 810 + 8/162 = 818/162 - 818/162 simplified gives 409/81
- So, 10/2 + 4/81 = 409/81
In mixed form: 54/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/2+4/81 10/2+8/81 10/4+4/81 30/2+4/81 10/2+12/81 10/6+4/81 50/2+4/81 10/2+20/81 70/2+4/81 10/2+28/81 10/14+4/81