Add 5/14 and 12/81
5/14 + 12/81 is 191/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 81 is 1134
Next, find the equivalent fraction of both fractional numbers with denominator 1134 - For the 1st fraction, since 14 × 81 = 1134,
5/14 = 5 × 81/14 × 81 = 405/1134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,
12/81 = 12 × 14/81 × 14 = 168/1134 - Add the two like fractions:
405/1134 + 168/1134 = 405 + 168/1134 = 573/1134 - 573/1134 simplified gives 191/378
- So, 5/14 + 12/81 = 191/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/14+12/81 5/14+24/81 5/28+12/81 15/14+12/81 5/14+36/81 5/42+12/81 25/14+12/81 5/14+60/81 5/70+12/81 35/14+12/81 5/14+84/81 5/98+12/81