Add 15/6 and 21/81
1st number: 2 3/6, 2nd number: 21/81
15/6 + 21/81 is 149/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 81 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 6 × 27 = 162,
15/6 = 15 × 27/6 × 27 = 405/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
21/81 = 21 × 2/81 × 2 = 42/162 - Add the two like fractions:
405/162 + 42/162 = 405 + 42/162 = 447/162 - 447/162 simplified gives 149/54
- So, 15/6 + 21/81 = 149/54
In mixed form: 241/54
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