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Subtract 56/36 from 15/25

1st number: 15/25, 2nd number: 1 20/36

15/25 - 56/36 is -43/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 36 is 900
  2. For the 1st fraction, since 25 × 36 = 900,
    15/25 = 15 × 36/25 × 36 = 540/900
  3. Likewise, for the 2nd fraction, since 36 × 25 = 900,
    56/36 = 56 × 25/36 × 25 = 1400/900
  4. Subtract the two fractions:
    540/900 - 1400/900 = 540 - 1400/900 = -860/900
  5. After reducing the fraction, the answer is -43/45

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