Add 30/54 and 21/27
30/54 + 21/27 is 4/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
30/54 = 30 × 1/54 × 1 = 30/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
21/27 = 21 × 2/27 × 2 = 42/54 - Add the two like fractions:
30/54 + 42/54 = 30 + 42/54 = 72/54 - 72/54 simplified gives 4/3
- So, 30/54 + 21/27 = 4/3
In mixed form: 11/3
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