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Subtract 16/27 from 21/16

1st number: 1 5/16, 2nd number: 16/27

21/16 - 16/27 is 311/432.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 27 is 432

    Next, find the equivalent fraction of both fractional numbers with denominator 432
  2. For the 1st fraction, since 16 × 27 = 432,
    21/16 = 21 × 27/16 × 27 = 567/432
  3. Likewise, for the 2nd fraction, since 27 × 16 = 432,
    16/27 = 16 × 16/27 × 16 = 256/432
  4. Subtract the two like fractions:
    567/432 - 256/432 = 567 - 256/432 = 311/432

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