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Add 18/40 and 45/50

18/40 + 45/50 is 27/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 50 is 200

    Next, find the equivalent fraction of both fractional numbers with denominator 200
  2. For the 1st fraction, since 40 × 5 = 200,
    18/40 = 18 × 5/40 × 5 = 90/200
  3. Likewise, for the 2nd fraction, since 50 × 4 = 200,
    45/50 = 45 × 4/50 × 4 = 180/200
  4. Add the two like fractions:
    90/200 + 180/200 = 90 + 180/200 = 270/200
  5. 270/200 simplified gives 27/20
  6. So, 18/40 + 45/50 = 27/20
    In mixed form: 17/20

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