Add 81/36 and 5/8
1st number: 2 9/36, 2nd number: 5/8
81/36 + 5/8 is 23/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
81/36 = 81 × 2/36 × 2 = 162/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
5/8 = 5 × 9/8 × 9 = 45/72 - Add the two like fractions:
162/72 + 45/72 = 162 + 45/72 = 207/72 - 207/72 simplified gives 23/8
- So, 81/36 + 5/8 = 23/8
In mixed form: 27/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/36+10/8 81/72+5/8 81/36+5/16 81/36+15/8 81/36+5/24 81/36+25/8 81/36+5/40 81/36+35/8 81/36+5/56