Add 81/2 and 9/54
1st number: 40 1/2, 2nd number: 9/54
81/2 + 9/54 is 122/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 2 × 27 = 54,
81/2 = 81 × 27/2 × 27 = 2187/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
9/54 = 9 × 1/54 × 1 = 9/54 - Add the two like fractions:
2187/54 + 9/54 = 2187 + 9/54 = 2196/54 - 2196/54 simplified gives 122/3
- So, 81/2 + 9/54 = 122/3
In mixed form: 402/3
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