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Add 30/42 and 1/4

30/42 + 1/4 is 27/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 4 is 84
  2. For the 1st fraction, since 42 × 2 = 84,
    30/42 = 30 × 2/42 × 2 = 60/84
  3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
    1/4 = 1 × 21/4 × 21 = 21/84
  4. Add the two fractions:
    60/84 + 21/84 = 60 + 21/84 = 81/84
  5. After reducing the fraction, the answer is 27/28

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