Add 6/18 and 21/54
6/18 + 21/54 is 13/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
6/18 = 6 × 3/18 × 3 = 18/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
21/54 = 21 × 1/54 × 1 = 21/54 - Add the two like fractions:
18/54 + 21/54 = 18 + 21/54 = 39/54 - 39/54 simplified gives 13/18
- So, 6/18 + 21/54 = 13/18
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