Add 5/81 and 4/18
5/81 + 4/18 is 23/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 18 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 81 × 2 = 162,
5/81 = 5 × 2/81 × 2 = 10/162 - Likewise, for the 2nd fraction, since 18 × 9 = 162,
4/18 = 4 × 9/18 × 9 = 36/162 - Add the two like fractions:
10/162 + 36/162 = 10 + 36/162 = 46/162 - 46/162 simplified gives 23/81
- So, 5/81 + 4/18 = 23/81
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