Add 40/36 and 50/81
1st number: 1 4/36, 2nd number: 50/81
40/36 + 50/81 is 140/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 36 × 9 = 324,
40/36 = 40 × 9/36 × 9 = 360/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
50/81 = 50 × 4/81 × 4 = 200/324 - Add the two like fractions:
360/324 + 200/324 = 360 + 200/324 = 560/324 - 560/324 simplified gives 140/81
- So, 40/36 + 50/81 = 140/81
In mixed form: 159/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/36+50/81 40/72+50/81