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Add 4/21 and 6/4

1st number: 4/21, 2nd number: 1 2/4

4/21 + 6/4 is 71/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 4 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 21 × 4 = 84,
    4/21 = 4 × 4/21 × 4 = 16/84
  3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
    6/4 = 6 × 21/4 × 21 = 126/84
  4. Add the two like fractions:
    16/84 + 126/84 = 16 + 126/84 = 142/84
  5. 142/84 simplified gives 71/42
  6. So, 4/21 + 6/4 = 71/42
    In mixed form: 129/42

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