Add 5/81 and 1/16
5/81 + 1/16 is 161/1296.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 16 is 1296
Next, find the equivalent fraction of both fractional numbers with denominator 1296 - For the 1st fraction, since 81 × 16 = 1296,
5/81 = 5 × 16/81 × 16 = 80/1296 - Likewise, for the 2nd fraction, since 16 × 81 = 1296,
1/16 = 1 × 81/16 × 81 = 81/1296 - Add the two like fractions:
80/1296 + 81/1296 = 80 + 81/1296 = 161/1296 - So, 5/81 + 1/16 = 161/1296
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/81+1/16 5/81+2/16 5/81+1/32 15/81+1/16 5/81+3/16 5/81+1/48 25/81+1/16 5/81+5/16 5/81+1/80 35/81+1/16 5/81+7/16