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Add 21/5 and 4/21

1st number: 4 1/5, 2nd number: 4/21

21/5 + 4/21 is 461/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 21 is 105
  2. For the 1st fraction, since 5 × 21 = 105,
    21/5 = 21 × 21/5 × 21 = 441/105
  3. Likewise, for the 2nd fraction, since 21 × 5 = 105,
    4/21 = 4 × 5/21 × 5 = 20/105
  4. Add the two fractions:
    441/105 + 20/105 = 441 + 20/105 = 461/105
  5. So, 21/5 + 4/21 = 461/105
    In mixed form: 441/105

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