Add 40/81 and 24/48
40/81 + 24/48 is 161/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 48 is 1296
Next, find the equivalent fraction of both fractional numbers with denominator 1296 - For the 1st fraction, since 81 × 16 = 1296,
40/81 = 40 × 16/81 × 16 = 640/1296 - Likewise, for the 2nd fraction, since 48 × 27 = 1296,
24/48 = 24 × 27/48 × 27 = 648/1296 - Add the two like fractions:
640/1296 + 648/1296 = 640 + 648/1296 = 1288/1296 - 1288/1296 simplified gives 161/162
- So, 40/81 + 24/48 = 161/162
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/81+24/48 40/81+24/96 40/81+72/48