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Add 18/40 and 7/60

18/40 + 7/60 is 17/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 60 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 40 × 3 = 120,
    18/40 = 18 × 3/40 × 3 = 54/120
  3. Likewise, for the 2nd fraction, since 60 × 2 = 120,
    7/60 = 7 × 2/60 × 2 = 14/120
  4. Add the two like fractions:
    54/120 + 14/120 = 54 + 14/120 = 68/120
  5. 68/120 simplified gives 17/30
  6. So, 18/40 + 7/60 = 17/30

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