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Add 3/9 and 21/25

3/9 + 21/25 is 88/75.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 25 is 225

    Next, find the equivalent fraction of both fractional numbers with denominator 225
  2. For the 1st fraction, since 9 × 25 = 225,
    3/9 = 3 × 25/9 × 25 = 75/225
  3. Likewise, for the 2nd fraction, since 25 × 9 = 225,
    21/25 = 21 × 9/25 × 9 = 189/225
  4. Add the two like fractions:
    75/225 + 189/225 = 75 + 189/225 = 264/225
  5. 264/225 simplified gives 88/75
  6. So, 3/9 + 21/25 = 88/75
    In mixed form: 113/75

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