Add 42/9 and 54/81
1st number: 4 6/9, 2nd number: 54/81
42/9 + 54/81 is 16/3.
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,
54/81 = 54 × 1/81 × 1 = 54/81 - Add the two like fractions:
378/81 + 54/81 = 378 + 54/81 = 432/81 - 432/81 simplified gives 16/3
- So, 42/9 + 54/81 = 16/3
In mixed form: 51/3
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