Add 81/6 and 20/18
1st number: 13 3/6, 2nd number: 1 2/18
81/6 + 20/18 is 263/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
81/6 = 81 × 3/6 × 3 = 243/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
20/18 = 20 × 1/18 × 1 = 20/18 - Add the two like fractions:
243/18 + 20/18 = 243 + 20/18 = 263/18 - So, 81/6 + 20/18 = 263/18
In mixed form: 1411/18
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