Add 56/81 and 45/12
1st number: 56/81, 2nd number: 3 9/12
56/81 + 45/12 is 1439/324.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 12 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 81 × 4 = 324,
56/81 = 56 × 4/81 × 4 = 224/324 - Likewise, for the 2nd fraction, since 12 × 27 = 324,
45/12 = 45 × 27/12 × 27 = 1215/324 - Add the two like fractions:
224/324 + 1215/324 = 224 + 1215/324 = 1439/324 - So, 56/81 + 45/12 = 1439/324
In mixed form: 4143/324
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