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Add 5/40 and 14/42

5/40 + 14/42 is 11/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 42 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 40 × 21 = 840,
    5/40 = 5 × 21/40 × 21 = 105/840
  3. Likewise, for the 2nd fraction, since 42 × 20 = 840,
    14/42 = 14 × 20/42 × 20 = 280/840
  4. Add the two like fractions:
    105/840 + 280/840 = 105 + 280/840 = 385/840
  5. 385/840 simplified gives 11/24
  6. So, 5/40 + 14/42 = 11/24

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