Add 6/81 and 7/16
6/81 + 7/16 is 221/432.
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,
6/81 = 6 × 16/81 × 16 = 96/1296 - Likewise, for the 2nd fraction, since 16 × 81 = 1296,
7/16 = 7 × 81/16 × 81 = 567/1296 - Add the two like fractions:
96/1296 + 567/1296 = 96 + 567/1296 = 663/1296 - 663/1296 simplified gives 221/432
- So, 6/81 + 7/16 = 221/432
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/81+7/16 6/81+14/16 6/81+7/32 18/81+7/16 6/81+21/16 6/81+7/48 30/81+7/16 6/81+35/16 6/81+7/80 42/81+7/16 6/81+49/16