Add 20/81 and 6/64
20/81 + 6/64 is 883/2592.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 64 is 5184
Next, find the equivalent fraction of both fractional numbers with denominator 5184 - For the 1st fraction, since 81 × 64 = 5184,
20/81 = 20 × 64/81 × 64 = 1280/5184 - Likewise, for the 2nd fraction, since 64 × 81 = 5184,
6/64 = 6 × 81/64 × 81 = 486/5184 - Add the two like fractions:
1280/5184 + 486/5184 = 1280 + 486/5184 = 1766/5184 - 1766/5184 simplified gives 883/2592
- So, 20/81 + 6/64 = 883/2592
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/81+6/64 20/81+12/64 60/81+6/64 20/81+18/64 20/81+30/64 20/81+42/64