Add 54/18 and 12/81
1st number: 3 0/18, 2nd number: 12/81
54/18 + 12/81 is 85/27.
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,
54/18 = 54 × 9/18 × 9 = 486/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
12/81 = 12 × 2/81 × 2 = 24/162 - Add the two like fractions:
486/162 + 24/162 = 486 + 24/162 = 510/162 - 510/162 simplified gives 85/27
- So, 54/18 + 12/81 = 85/27
In mixed form: 34/27
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