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Subtract 56/15 from 5/4

1st number: 1 1/4, 2nd number: 3 11/15

5/4 - 56/15 is -149/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 15 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 4 × 15 = 60,
    5/4 = 5 × 15/4 × 15 = 75/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    56/15 = 56 × 4/15 × 4 = 224/60
  4. Subtract the two like fractions:
    75/60 - 224/60 = 75 - 224/60 = -149/60

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