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Add 21/75 and 12/9

1st number: 21/75, 2nd number: 1 3/9

21/75 + 12/9 is 121/75.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 9 is 225

    Next, find the equivalent fraction of both fractional numbers with denominator 225
  2. For the 1st fraction, since 75 × 3 = 225,
    21/75 = 21 × 3/75 × 3 = 63/225
  3. Likewise, for the 2nd fraction, since 9 × 25 = 225,
    12/9 = 12 × 25/9 × 25 = 300/225
  4. Add the two like fractions:
    63/225 + 300/225 = 63 + 300/225 = 363/225
  5. 363/225 simplified gives 121/75
  6. So, 21/75 + 12/9 = 121/75
    In mixed form: 146/75

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