Add 18/81 and 2/12
18/81 + 2/12 is 7/18.
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,
18/81 = 18 × 4/81 × 4 = 72/324 - Likewise, for the 2nd fraction, since 12 × 27 = 324,
2/12 = 2 × 27/12 × 27 = 54/324 - Add the two like fractions:
72/324 + 54/324 = 72 + 54/324 = 126/324 - 126/324 simplified gives 7/18
- So, 18/81 + 2/12 = 7/18
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