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Add 18/60 and 12/45

18/60 + 12/45 is 17/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 45 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 60 × 3 = 180,
    18/60 = 18 × 3/60 × 3 = 54/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    12/45 = 12 × 4/45 × 4 = 48/180
  4. Add the two like fractions:
    54/180 + 48/180 = 54 + 48/180 = 102/180
  5. 102/180 simplified gives 17/30
  6. So, 18/60 + 12/45 = 17/30

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