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Subtract 16/5 from 15/4

1st number: 3 3/4, 2nd number: 3 1/5

15/4 - 16/5 is 11/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 5 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    15/4 = 15 × 5/4 × 5 = 75/20
  3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
    16/5 = 16 × 4/5 × 4 = 64/20
  4. Subtract the two like fractions:
    75/20 - 64/20 = 75 - 64/20 = 11/20

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