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Add 1/2 and 21/54

1/2 + 21/54 is 8/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 54 is 54

    Next, find the equivalent fraction of both fractional numbers with denominator 54
  2. For the 1st fraction, since 2 × 27 = 54,
    1/2 = 1 × 27/2 × 27 = 27/54
  3. Likewise, for the 2nd fraction, since 54 × 1 = 54,
    21/54 = 21 × 1/54 × 1 = 21/54
  4. Add the two like fractions:
    27/54 + 21/54 = 27 + 21/54 = 48/54
  5. 48/54 simplified gives 8/9
  6. So, 1/2 + 21/54 = 8/9

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