Add 20/27 and 15/4
1st number: 20/27, 2nd number: 3 3/4
20/27 + 15/4 is 485/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 4 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 27 × 4 = 108,
20/27 = 20 × 4/27 × 4 = 80/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
15/4 = 15 × 27/4 × 27 = 405/108 - Add the two like fractions:
80/108 + 405/108 = 80 + 405/108 = 485/108 - So, 20/27 + 15/4 = 485/108
In mixed form: 453/108
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