Add 20/9 and 27/18
1st number: 2 2/9, 2nd number: 1 9/18
20/9 + 27/18 is 67/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
20/9 = 20 × 2/9 × 2 = 40/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
27/18 = 27 × 1/18 × 1 = 27/18 - Add the two like fractions:
40/18 + 27/18 = 40 + 27/18 = 67/18 - So, 20/9 + 27/18 = 67/18
In mixed form: 313/18
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