Add 80/81 and 24/16
1st number: 80/81, 2nd number: 1 8/16
80/81 + 24/16 is 403/162.
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,
80/81 = 80 × 16/81 × 16 = 1280/1296 - Likewise, for the 2nd fraction, since 16 × 81 = 1296,
24/16 = 24 × 81/16 × 81 = 1944/1296 - Add the two like fractions:
1280/1296 + 1944/1296 = 1280 + 1944/1296 = 3224/1296 - 3224/1296 simplified gives 403/162
- So, 80/81 + 24/16 = 403/162
In mixed form: 279/162
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/81+48/16 80/81+24/32 80/81+72/16 80/81+24/48 80/81+24/80