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Add 12/40 and 24/54

12/40 + 24/54 is 67/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 54 is 1080

    Next, find the equivalent fraction of both fractional numbers with denominator 1080
  2. For the 1st fraction, since 40 × 27 = 1080,
    12/40 = 12 × 27/40 × 27 = 324/1080
  3. Likewise, for the 2nd fraction, since 54 × 20 = 1080,
    24/54 = 24 × 20/54 × 20 = 480/1080
  4. Add the two like fractions:
    324/1080 + 480/1080 = 324 + 480/1080 = 804/1080
  5. 804/1080 simplified gives 67/90
  6. So, 12/40 + 24/54 = 67/90

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