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Subtract 2/20 from 20/32

20/32 - 2/20 is 21/40.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 160
  2. For the 1st fraction, since 32 × 5 = 160,
    20/32 = 20 × 5/32 × 5 = 100/160
  3. Likewise, for the 2nd fraction, since 20 × 8 = 160,
    2/20 = 2 × 8/20 × 8 = 16/160
  4. Subtract the two like fractions:
    100/160 - 16/160 = 100 - 16/160 = 84/160
  5. After reducing the fraction, the answer is 21/40

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