Add 10/81 and 4/16
10/81 + 4/16 is 121/324.
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,
10/81 = 10 × 16/81 × 16 = 160/1296 - Likewise, for the 2nd fraction, since 16 × 81 = 1296,
4/16 = 4 × 81/16 × 81 = 324/1296 - Add the two like fractions:
160/1296 + 324/1296 = 160 + 324/1296 = 484/1296 - 484/1296 simplified gives 121/324
- So, 10/81 + 4/16 = 121/324
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/81+4/16 10/81+8/16 10/81+4/32 30/81+4/16 10/81+12/16 10/81+4/48 50/81+4/16 10/81+20/16 10/81+4/80 70/81+4/16 10/81+28/16