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Add 21/4 and 3/42

1st number: 5 1/4, 2nd number: 3/42

21/4 + 3/42 is 149/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 42 is 84
  2. For the 1st fraction, since 4 × 21 = 84,
    21/4 = 21 × 21/4 × 21 = 441/84
  3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
    3/42 = 3 × 2/42 × 2 = 6/84
  4. Add the two fractions:
    441/84 + 6/84 = 441 + 6/84 = 447/84
  5. After reducing the fraction, the answer is 149/28
  6. In mixed form: 59/28

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