Add 42/9 and 6/81
1st number: 4 6/9, 2nd number: 6/81
42/9 + 6/81 is 128/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 81 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 9 × 9 = 81,
42/9 = 42 × 9/9 × 9 = 378/81 - Likewise, for the 2nd fraction, since 81 × 1 = 81,
6/81 = 6 × 1/81 × 1 = 6/81 - Add the two like fractions:
378/81 + 6/81 = 378 + 6/81 = 384/81 - 384/81 simplified gives 128/27
- So, 42/9 + 6/81 = 128/27
In mixed form: 420/27
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