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Subtract 3/8 from 7/36

7/36 - 3/8 is -13/72.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 8 is 72
  2. For the 1st fraction, since 36 × 2 = 72,
    7/36 = 7 × 2/36 × 2 = 14/72
  3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
    3/8 = 3 × 9/8 × 9 = 27/72
  4. Subtract the two fractions:
    14/72 - 27/72 = 14 - 27/72 = -13/72

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