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Subtract 49/10 from 4/9

1st number: 4/9, 2nd number: 4 9/10

4/9 - 49/10 is -401/90.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 9 × 10 = 90,
    4/9 = 4 × 10/9 × 10 = 40/90
  3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
    49/10 = 49 × 9/10 × 9 = 441/90
  4. Subtract the two like fractions:
    40/90 - 441/90 = 40 - 441/90 = -401/90

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