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Add 15/18 and 90/25

1st number: 15/18, 2nd number: 3 15/25

15/18 + 90/25 is 133/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 25 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 18 × 25 = 450,
    15/18 = 15 × 25/18 × 25 = 375/450
  3. Likewise, for the 2nd fraction, since 25 × 18 = 450,
    90/25 = 90 × 18/25 × 18 = 1620/450
  4. Add the two like fractions:
    375/450 + 1620/450 = 375 + 1620/450 = 1995/450
  5. 1995/450 simplified gives 133/30
  6. So, 15/18 + 90/25 = 133/30
    In mixed form: 413/30

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