Add 8/18 and 3/81
8/18 + 3/81 is 13/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 81 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 18 × 9 = 162,
8/18 = 8 × 9/18 × 9 = 72/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
3/81 = 3 × 2/81 × 2 = 6/162 - Add the two like fractions:
72/162 + 6/162 = 72 + 6/162 = 78/162 - 78/162 simplified gives 13/27
- So, 8/18 + 3/81 = 13/27
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