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Subtract 98/72 from 28/84

1st number: 28/84, 2nd number: 1 26/72

28/84 - 98/72 is -37/36.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 72 is 504
  2. For the 1st fraction, since 84 × 6 = 504,
    28/84 = 28 × 6/84 × 6 = 168/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    98/72 = 98 × 7/72 × 7 = 686/504
  4. Subtract the two fractions:
    168/504 - 686/504 = 168 - 686/504 = -518/504
  5. After reducing the fraction, the answer is -37/36

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