Add 20/81 and 2/4
20/81 + 2/4 is 121/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 4 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 81 × 4 = 324,
20/81 = 20 × 4/81 × 4 = 80/324 - Likewise, for the 2nd fraction, since 4 × 81 = 324,
2/4 = 2 × 81/4 × 81 = 162/324 - Add the two like fractions:
80/324 + 162/324 = 80 + 162/324 = 242/324 - 242/324 simplified gives 121/162
- So, 20/81 + 2/4 = 121/162
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