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Add 12/20 and 24/54

12/20 + 24/54 is 47/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 54 is 540

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 20 × 27 = 540,
    12/20 = 12 × 27/20 × 27 = 324/540
  3. Likewise, for the 2nd fraction, since 54 × 10 = 540,
    24/54 = 24 × 10/54 × 10 = 240/540
  4. Add the two like fractions:
    324/540 + 240/540 = 324 + 240/540 = 564/540
  5. 564/540 simplified gives 47/45
  6. So, 12/20 + 24/54 = 47/45
    In mixed form: 12/45

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