Add 45/3 and 84/81
1st number: 15 0/3, 2nd number: 1 3/81
45/3 + 84/81 is 433/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 81 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 3 × 27 = 81,
45/3 = 45 × 27/3 × 27 = 1215/81 - Likewise, for the 2nd fraction, since 81 × 1 = 81,
84/81 = 84 × 1/81 × 1 = 84/81 - Add the two like fractions:
1215/81 + 84/81 = 1215 + 84/81 = 1299/81 - 1299/81 simplified gives 433/27
- So, 45/3 + 84/81 = 433/27
In mixed form: 161/27
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