Add 20/54 and 15/4
1st number: 20/54, 2nd number: 3 3/4
20/54 + 15/4 is 445/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 4 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
20/54 = 20 × 2/54 × 2 = 40/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
15/4 = 15 × 27/4 × 27 = 405/108 - Add the two like fractions:
40/108 + 405/108 = 40 + 405/108 = 445/108 - So, 20/54 + 15/4 = 445/108
In mixed form: 413/108
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