Add 25/72 and 14/81
25/72 + 14/81 is 337/648.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 72 × 9 = 648,
25/72 = 25 × 9/72 × 9 = 225/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
14/81 = 14 × 8/81 × 8 = 112/648 - Add the two like fractions:
225/648 + 112/648 = 225 + 112/648 = 337/648 - So, 25/72 + 14/81 = 337/648
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/72+14/81 25/72+28/81 75/72+14/81 25/72+42/81 25/72+70/81 25/72+98/81