Add 9/14 and 12/81
9/14 + 12/81 is 299/378.
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,
9/14 = 9 × 81/14 × 81 = 729/1134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,
12/81 = 12 × 14/81 × 14 = 168/1134 - Add the two like fractions:
729/1134 + 168/1134 = 729 + 168/1134 = 897/1134 - 897/1134 simplified gives 299/378
- So, 9/14 + 12/81 = 299/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/14+12/81 9/14+24/81 9/28+12/81 27/14+12/81 9/14+36/81 9/42+12/81 45/14+12/81 9/14+60/81 9/70+12/81 63/14+12/81 9/14+84/81 9/98+12/81