Add 42/54 and 12/81
42/54 + 12/81 is 25/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 81 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 54 × 3 = 162,
42/54 = 42 × 3/54 × 3 = 126/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
12/81 = 12 × 2/81 × 2 = 24/162 - Add the two like fractions:
126/162 + 24/162 = 126 + 24/162 = 150/162 - 150/162 simplified gives 25/27
- So, 42/54 + 12/81 = 25/27
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