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Subtract 8/27 from 81/60

1st number: 1 21/60, 2nd number: 8/27

81/60 - 8/27 is 569/540.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 27 is 540

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 60 × 9 = 540,
    81/60 = 81 × 9/60 × 9 = 729/540
  3. Likewise, for the 2nd fraction, since 27 × 20 = 540,
    8/27 = 8 × 20/27 × 20 = 160/540
  4. Subtract the two like fractions:
    729/540 - 160/540 = 729 - 160/540 = 569/540
  5. In mixed form: 129/540

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