Add 56/81 and 60/84
56/81 + 60/84 is 797/567.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 84 is 2268
Next, find the equivalent fraction of both fractional numbers with denominator 2268 - For the 1st fraction, since 81 × 28 = 2268,
56/81 = 56 × 28/81 × 28 = 1568/2268 - Likewise, for the 2nd fraction, since 84 × 27 = 2268,
60/84 = 60 × 27/84 × 27 = 1620/2268 - Add the two like fractions:
1568/2268 + 1620/2268 = 1568 + 1620/2268 = 3188/2268 - 3188/2268 simplified gives 797/567
- So, 56/81 + 60/84 = 797/567
In mixed form: 1230/567
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: