Add 4/81 and 40/10
1st number: 4/81, 2nd number: 4 0/10
4/81 + 40/10 is 328/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 10 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 81 × 10 = 810,
4/81 = 4 × 10/81 × 10 = 40/810 - Likewise, for the 2nd fraction, since 10 × 81 = 810,
40/10 = 40 × 81/10 × 81 = 3240/810 - Add the two like fractions:
40/810 + 3240/810 = 40 + 3240/810 = 3280/810 - 3280/810 simplified gives 328/81
- So, 4/81 + 40/10 = 328/81
In mixed form: 44/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/81+40/10 4/81+80/10 4/81+40/20 12/81+40/10 4/81+40/30 20/81+40/10 4/81+40/50 28/81+40/10 4/81+40/70