Add 20/36 and 12/81
20/36 + 12/81 is 19/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 36 × 9 = 324,
20/36 = 20 × 9/36 × 9 = 180/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
12/81 = 12 × 4/81 × 4 = 48/324 - Add the two like fractions:
180/324 + 48/324 = 180 + 48/324 = 228/324 - 228/324 simplified gives 19/27
- So, 20/36 + 12/81 = 19/27
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