Add 72/6 and 81/36
1st number: 12 0/6, 2nd number: 2 9/36
72/6 + 81/36 is 57/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 6 × 6 = 36,
72/6 = 72 × 6/6 × 6 = 432/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
81/36 = 81 × 1/36 × 1 = 81/36 - Add the two like fractions:
432/36 + 81/36 = 432 + 81/36 = 513/36 - 513/36 simplified gives 57/4
- So, 72/6 + 81/36 = 57/4
In mixed form: 141/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/12+81/36 72/6+81/72 72/18+81/36 72/30+81/36 72/42+81/36