Add 15/16 and 6/81
15/16 + 6/81 is 437/432.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 81 is 1296
Next, find the equivalent fraction of both fractional numbers with denominator 1296 - For the 1st fraction, since 16 × 81 = 1296,
15/16 = 15 × 81/16 × 81 = 1215/1296 - Likewise, for the 2nd fraction, since 81 × 16 = 1296,
6/81 = 6 × 16/81 × 16 = 96/1296 - Add the two like fractions:
1215/1296 + 96/1296 = 1215 + 96/1296 = 1311/1296 - 1311/1296 simplified gives 437/432
- So, 15/16 + 6/81 = 437/432
In mixed form: 15/432
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/16+6/81 15/16+12/81 15/32+6/81 45/16+6/81 15/16+18/81 15/48+6/81 75/16+6/81 15/16+30/81 15/80+6/81 15/16+42/81