Add 27/18 and 3/20
1st number: 1 9/18, 2nd number: 3/20
27/18 + 3/20 is 33/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 18 × 10 = 180,
27/18 = 27 × 10/18 × 10 = 270/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
3/20 = 3 × 9/20 × 9 = 27/180 - Add the two like fractions:
270/180 + 27/180 = 270 + 27/180 = 297/180 - 297/180 simplified gives 33/20
- So, 27/18 + 3/20 = 33/20
In mixed form: 113/20
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