Add 27/9 and 20/30
1st number: 3 0/9, 2nd number: 20/30
27/9 + 20/30 is 11/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
27/9 = 27 × 10/9 × 10 = 270/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
20/30 = 20 × 3/30 × 3 = 60/90 - Add the two like fractions:
270/90 + 60/90 = 270 + 60/90 = 330/90 - 330/90 simplified gives 11/3
- So, 27/9 + 20/30 = 11/3
In mixed form: 32/3
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