Add 5/81 and 56/49
1st number: 5/81, 2nd number: 1 7/49
5/81 + 56/49 is 683/567.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 49 is 3969
Next, find the equivalent fraction of both fractional numbers with denominator 3969 - For the 1st fraction, since 81 × 49 = 3969,
5/81 = 5 × 49/81 × 49 = 245/3969 - Likewise, for the 2nd fraction, since 49 × 81 = 3969,
56/49 = 56 × 81/49 × 81 = 4536/3969 - Add the two like fractions:
245/3969 + 4536/3969 = 245 + 4536/3969 = 4781/3969 - 4781/3969 simplified gives 683/567
- So, 5/81 + 56/49 = 683/567
In mixed form: 1116/567
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/81+56/49 5/81+56/98 15/81+56/49 25/81+56/49 35/81+56/49