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Subtract 1/72 from 90/14

1st number: 6 6/14, 2nd number: 1/72

90/14 - 1/72 is 3233/504.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 72 is 504
  2. For the 1st fraction, since 14 × 36 = 504,
    90/14 = 90 × 36/14 × 36 = 3240/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    1/72 = 1 × 7/72 × 7 = 7/504
  4. Subtract the two fractions:
    3240/504 - 7/504 = 3240 - 7/504 = 3233/504
  5. In mixed form: 6209/504

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