Add 36/8 and 40/81
1st number: 4 4/8, 2nd number: 40/81
36/8 + 40/81 is 809/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 8 × 81 = 648,
36/8 = 36 × 81/8 × 81 = 2916/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
40/81 = 40 × 8/81 × 8 = 320/648 - Add the two like fractions:
2916/648 + 320/648 = 2916 + 320/648 = 3236/648 - 3236/648 simplified gives 809/162
- So, 36/8 + 40/81 = 809/162
In mixed form: 4161/162
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/8+40/81 36/8+80/81 36/16+40/81 36/24+40/81 36/40+40/81 36/56+40/81