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Subtract 1/32 from 7/20

7/20 - 1/32 is 51/160.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 32 is 160

    Next, find the equivalent fraction of both fractional numbers with denominator 160
  2. For the 1st fraction, since 20 × 8 = 160,
    7/20 = 7 × 8/20 × 8 = 56/160
  3. Likewise, for the 2nd fraction, since 32 × 5 = 160,
    1/32 = 1 × 5/32 × 5 = 5/160
  4. Subtract the two like fractions:
    56/160 - 5/160 = 56 - 5/160 = 51/160

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