Add 21/9 and 20/54
1st number: 2 3/9, 2nd number: 20/54
21/9 + 20/54 is 73/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 9 × 6 = 54,
21/9 = 21 × 6/9 × 6 = 126/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
20/54 = 20 × 1/54 × 1 = 20/54 - Add the two like fractions:
126/54 + 20/54 = 126 + 20/54 = 146/54 - 146/54 simplified gives 73/27
- So, 21/9 + 20/54 = 73/27
In mixed form: 219/27
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