Add 56/36 and 21/81
1st number: 1 20/36, 2nd number: 21/81
56/36 + 21/81 is 49/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 36 × 9 = 324,
56/36 = 56 × 9/36 × 9 = 504/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
21/81 = 21 × 4/81 × 4 = 84/324 - Add the two like fractions:
504/324 + 84/324 = 504 + 84/324 = 588/324 - 588/324 simplified gives 49/27
- So, 56/36 + 21/81 = 49/27
In mixed form: 122/27
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