Add 15/54 and 20/9
1st number: 15/54, 2nd number: 2 2/9
15/54 + 20/9 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 9 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
15/54 = 15 × 1/54 × 1 = 15/54 - Likewise, for the 2nd fraction, since 9 × 6 = 54,
20/9 = 20 × 6/9 × 6 = 120/54 - Add the two like fractions:
15/54 + 120/54 = 15 + 120/54 = 135/54 - 135/54 simplified gives 5/2
- So, 15/54 + 20/9 = 5/2
In mixed form: 21/2
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