Add 18/9 and 36/27
1st number: 2 0/9, 2nd number: 1 9/27
18/9 + 36/27 is 10/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 27 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 9 × 3 = 27,
18/9 = 18 × 3/9 × 3 = 54/27 - Likewise, for the 2nd fraction, since 27 × 1 = 27,
36/27 = 36 × 1/27 × 1 = 36/27 - Add the two like fractions:
54/27 + 36/27 = 54 + 36/27 = 90/27 - 90/27 simplified gives 10/3
- So, 18/9 + 36/27 = 10/3
In mixed form: 31/3
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