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Add 12/90 and 18/25

12/90 + 18/25 is 64/75.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 25 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 90 × 5 = 450,
    12/90 = 12 × 5/90 × 5 = 60/450
  3. Likewise, for the 2nd fraction, since 25 × 18 = 450,
    18/25 = 18 × 18/25 × 18 = 324/450
  4. Add the two like fractions:
    60/450 + 324/450 = 60 + 324/450 = 384/450
  5. 384/450 simplified gives 64/75
  6. So, 12/90 + 18/25 = 64/75

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