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Subtract 48/36 from 15/20

1st number: 15/20, 2nd number: 1 12/36

15/20 - 48/36 is -7/12.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 36 is 180
  2. For the 1st fraction, since 20 × 9 = 180,
    15/20 = 15 × 9/20 × 9 = 135/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    48/36 = 48 × 5/36 × 5 = 240/180
  4. Subtract the two fractions:
    135/180 - 240/180 = 135 - 240/180 = -105/180
  5. After reducing the fraction, the answer is -7/12

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