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Subtract 2/20 from 45/16

1st number: 2 13/16, 2nd number: 2/20

45/16 - 2/20 is 217/80.

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,
    45/16 = 45 × 5/16 × 5 = 225/80
  3. Likewise, for the 2nd fraction, since 20 × 4 = 80,
    2/20 = 2 × 4/20 × 4 = 8/80
  4. Subtract the two like fractions:
    225/80 - 8/80 = 225 - 8/80 = 217/80
  5. In mixed form: 257/80

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