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Subtract 98/9 from 28/10

1st number: 2 8/10, 2nd number: 10 8/9

28/10 - 98/9 is -364/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 9 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 10 × 9 = 90,
    28/10 = 28 × 9/10 × 9 = 252/90
  3. Likewise, for the 2nd fraction, since 9 × 10 = 90,
    98/9 = 98 × 10/9 × 10 = 980/90
  4. Subtract the two like fractions:
    252/90 - 980/90 = 252 - 980/90 = -728/90
  5. After reducing the fraction, the answer is -364/45

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