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Subtract 98/20 from 12/5

1st number: 2 2/5, 2nd number: 4 18/20

12/5 - 98/20 is -5/2.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 20 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 5 × 4 = 20,
    12/5 = 12 × 4/5 × 4 = 48/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    98/20 = 98 × 1/20 × 1 = 98/20
  4. Subtract the two like fractions:
    48/20 - 98/20 = 48 - 98/20 = -50/20
  5. After reducing the fraction, the answer is -5/2

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