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Add 9/54 and 4/20

9/54 + 4/20 is 11/30.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 54 × 10 = 540,
    9/54 = 9 × 10/54 × 10 = 90/540
  3. Likewise, for the 2nd fraction, since 20 × 27 = 540,
    4/20 = 4 × 27/20 × 27 = 108/540
  4. Add the two like fractions:
    90/540 + 108/540 = 90 + 108/540 = 198/540
  5. 198/540 simplified gives 11/30
  6. So, 9/54 + 4/20 = 11/30

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