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Add 15/9 and 90/25

1st number: 1 6/9, 2nd number: 3 15/25

15/9 + 90/25 is 79/15.

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,
    15/9 = 15 × 25/9 × 25 = 375/225
  3. Likewise, for the 2nd fraction, since 25 × 9 = 225,
    90/25 = 90 × 9/25 × 9 = 810/225
  4. Add the two like fractions:
    375/225 + 810/225 = 375 + 810/225 = 1185/225
  5. 1185/225 simplified gives 79/15
  6. So, 15/9 + 90/25 = 79/15
    In mixed form: 54/15

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