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Add 2/4 and 21/54

2/4 + 21/54 is 8/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 54 is 108

    Next, find the equivalent fraction of both fractional numbers with denominator 108
  2. For the 1st fraction, since 4 × 27 = 108,
    2/4 = 2 × 27/4 × 27 = 54/108
  3. Likewise, for the 2nd fraction, since 54 × 2 = 108,
    21/54 = 21 × 2/54 × 2 = 42/108
  4. Add the two like fractions:
    54/108 + 42/108 = 54 + 42/108 = 96/108
  5. 96/108 simplified gives 8/9
  6. So, 2/4 + 21/54 = 8/9

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