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Add 8/25 and 81/90

8/25 + 81/90 is 61/50.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 25 × 18 = 450,
    8/25 = 8 × 18/25 × 18 = 144/450
  3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
    81/90 = 81 × 5/90 × 5 = 405/450
  4. Add the two like fractions:
    144/450 + 405/450 = 144 + 405/450 = 549/450
  5. 549/450 simplified gives 61/50
  6. So, 8/25 + 81/90 = 61/50
    In mixed form: 111/50

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