Add 27/4 and 30/81
1st number: 6 3/4, 2nd number: 30/81
27/4 + 30/81 is 769/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 4 × 81 = 324,
27/4 = 27 × 81/4 × 81 = 2187/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
30/81 = 30 × 4/81 × 4 = 120/324 - Add the two like fractions:
2187/324 + 120/324 = 2187 + 120/324 = 2307/324 - 2307/324 simplified gives 769/108
- So, 27/4 + 30/81 = 769/108
In mixed form: 713/108
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