Add 63/18 and 42/81
1st number: 3 9/18, 2nd number: 42/81
63/18 + 42/81 is 217/54.
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,
63/18 = 63 × 9/18 × 9 = 567/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
42/81 = 42 × 2/81 × 2 = 84/162 - Add the two like fractions:
567/162 + 84/162 = 567 + 84/162 = 651/162 - 651/162 simplified gives 217/54
- So, 63/18 + 42/81 = 217/54
In mixed form: 41/54
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