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Add 24/42 and 2/21

24/42 + 2/21 is 2/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 21 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 42
  2. For the 1st fraction, since 42 × 1 = 42,
    24/42 = 24 × 1/42 × 1 = 24/42
  3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
    2/21 = 2 × 2/21 × 2 = 4/42
  4. Add the two like fractions:
    24/42 + 4/42 = 24 + 4/42 = 28/42
  5. 28/42 simplified gives 2/3
  6. So, 24/42 + 2/21 = 2/3

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