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Subtract 40/98 from 21/2

1st number: 10 1/2, 2nd number: 40/98

21/2 - 40/98 is 989/98.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 98 is 98

    Next, find the equivalent fraction of both fractional numbers with denominator 98
  2. For the 1st fraction, since 2 × 49 = 98,
    21/2 = 21 × 49/2 × 49 = 1029/98
  3. Likewise, for the 2nd fraction, since 98 × 1 = 98,
    40/98 = 40 × 1/98 × 1 = 40/98
  4. Subtract the two like fractions:
    1029/98 - 40/98 = 1029 - 40/98 = 989/98
  5. In mixed form: 109/98

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