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Add 21/75 and 84/18

1st number: 21/75, 2nd number: 4 12/18

21/75 + 84/18 is 371/75.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 18 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 75 × 6 = 450,
    21/75 = 21 × 6/75 × 6 = 126/450
  3. Likewise, for the 2nd fraction, since 18 × 25 = 450,
    84/18 = 84 × 25/18 × 25 = 2100/450
  4. Add the two like fractions:
    126/450 + 2100/450 = 126 + 2100/450 = 2226/450
  5. 2226/450 simplified gives 371/75
  6. So, 21/75 + 84/18 = 371/75
    In mixed form: 471/75

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