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Subtract 9/20 from 2/16

2/16 - 9/20 is -13/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 20 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    2/16 = 2 × 5/16 × 5 = 10/80
  3. Likewise, for the 2nd fraction, since 20 × 4 = 80,
    9/20 = 9 × 4/20 × 4 = 36/80
  4. Subtract the two like fractions:
    10/80 - 36/80 = 10 - 36/80 = -26/80
  5. After reducing the fraction, the answer is -13/40

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