Add 27/18 and 20/30
1st number: 1 9/18, 2nd number: 20/30
27/18 + 20/30 is 13/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
27/18 = 27 × 5/18 × 5 = 135/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
20/30 = 20 × 3/30 × 3 = 60/90 - Add the two like fractions:
135/90 + 60/90 = 135 + 60/90 = 195/90 - 195/90 simplified gives 13/6
- So, 27/18 + 20/30 = 13/6
In mixed form: 21/6
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