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Subtract 20/10 from 9/16

1st number: 9/16, 2nd number: 2 0/10

9/16 - 20/10 is -23/16.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 10 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    9/16 = 9 × 5/16 × 5 = 45/80
  3. Likewise, for the 2nd fraction, since 10 × 8 = 80,
    20/10 = 20 × 8/10 × 8 = 160/80
  4. Subtract the two like fractions:
    45/80 - 160/80 = 45 - 160/80 = -115/80
  5. After reducing the fraction, the answer is -23/16

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