Add 30/81 and 42/27
1st number: 30/81, 2nd number: 1 15/27
30/81 + 42/27 is 52/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 27 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 81 × 1 = 81,
30/81 = 30 × 1/81 × 1 = 30/81 - Likewise, for the 2nd fraction, since 27 × 3 = 81,
42/27 = 42 × 3/27 × 3 = 126/81 - Add the two like fractions:
30/81 + 126/81 = 30 + 126/81 = 156/81 - 156/81 simplified gives 52/27
- So, 30/81 + 42/27 = 52/27
In mixed form: 125/27
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