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Add 1/27 and 18/20

1/27 + 18/20 is 253/270.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 20 is 540

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 27 × 20 = 540,
    1/27 = 1 × 20/27 × 20 = 20/540
  3. Likewise, for the 2nd fraction, since 20 × 27 = 540,
    18/20 = 18 × 27/20 × 27 = 486/540
  4. Add the two like fractions:
    20/540 + 486/540 = 20 + 486/540 = 506/540
  5. 506/540 simplified gives 253/270
  6. So, 1/27 + 18/20 = 253/270

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