Add 27/20 and 20/3
1st number: 1 7/20, 2nd number: 6 2/3
27/20 + 20/3 is 481/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 3 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
27/20 = 27 × 3/20 × 3 = 81/60 - Likewise, for the 2nd fraction, since 3 × 20 = 60,
20/3 = 20 × 20/3 × 20 = 400/60 - Add the two like fractions:
81/60 + 400/60 = 81 + 400/60 = 481/60 - So, 27/20 + 20/3 = 481/60
In mixed form: 81/60
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