Add 42/81 and 1/12
42/81 + 1/12 is 65/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 12 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 81 × 4 = 324,
42/81 = 42 × 4/81 × 4 = 168/324 - Likewise, for the 2nd fraction, since 12 × 27 = 324,
1/12 = 1 × 27/12 × 27 = 27/324 - Add the two like fractions:
168/324 + 27/324 = 168 + 27/324 = 195/324 - 195/324 simplified gives 65/108
- So, 42/81 + 1/12 = 65/108
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