Add 42/81 and 2/12
42/81 + 2/12 is 37/54.
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,
2/12 = 2 × 27/12 × 27 = 54/324 - Add the two like fractions:
168/324 + 54/324 = 168 + 54/324 = 222/324 - 222/324 simplified gives 37/54
- So, 42/81 + 2/12 = 37/54
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