Add 14/12 and 42/81
1st number: 1 2/12, 2nd number: 42/81
14/12 + 42/81 is 91/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 12 × 27 = 324,
14/12 = 14 × 27/12 × 27 = 378/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
42/81 = 42 × 4/81 × 4 = 168/324 - Add the two like fractions:
378/324 + 168/324 = 378 + 168/324 = 546/324 - 546/324 simplified gives 91/54
- So, 14/12 + 42/81 = 91/54
In mixed form: 137/54
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