Add 28/81 and 14/18
28/81 + 14/18 is 91/81.
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,
28/81 = 28 × 2/81 × 2 = 56/162 - Likewise, for the 2nd fraction, since 18 × 9 = 162,
14/18 = 14 × 9/18 × 9 = 126/162 - Add the two like fractions:
56/162 + 126/162 = 56 + 126/162 = 182/162 - 182/162 simplified gives 91/81
- So, 28/81 + 14/18 = 91/81
In mixed form: 110/81
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