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Subtract 1/80 from 63/3

1st number: 21 0/3, 2nd number: 1/80

63/3 - 1/80 is 1679/80.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 3 × 80 = 240,
    63/3 = 63 × 80/3 × 80 = 5040/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    1/80 = 1 × 3/80 × 3 = 3/240
  4. Subtract the two like fractions:
    5040/240 - 3/240 = 5040 - 3/240 = 5037/240
  5. After reducing the fraction, the answer is 1679/80
  6. In mixed form: 2079/80

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