Add 2/81 and 54/56
2/81 + 54/56 is 2243/2268.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 56 is 4536
Next, find the equivalent fraction of both fractional numbers with denominator 4536 - For the 1st fraction, since 81 × 56 = 4536,
2/81 = 2 × 56/81 × 56 = 112/4536 - Likewise, for the 2nd fraction, since 56 × 81 = 4536,
54/56 = 54 × 81/56 × 81 = 4374/4536 - Add the two like fractions:
112/4536 + 4374/4536 = 112 + 4374/4536 = 4486/4536 - 4486/4536 simplified gives 2243/2268
- So, 2/81 + 54/56 = 2243/2268
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/81+54/56 6/81+54/56 10/81+54/56 14/81+54/56