Add 20/4 and 27/18
1st number: 5 0/4, 2nd number: 1 9/18
20/4 + 27/18 is 13/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
20/4 = 20 × 9/4 × 9 = 180/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
27/18 = 27 × 2/18 × 2 = 54/36 - Add the two like fractions:
180/36 + 54/36 = 180 + 54/36 = 234/36 - 234/36 simplified gives 13/2
- So, 20/4 + 27/18 = 13/2
In mixed form: 61/2
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