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Subtract 49/9 from 20/30

1st number: 20/30, 2nd number: 5 4/9

20/30 - 49/9 is -43/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 9 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 30 × 3 = 90,
    20/30 = 20 × 3/30 × 3 = 60/90
  3. Likewise, for the 2nd fraction, since 9 × 10 = 90,
    49/9 = 49 × 10/9 × 10 = 490/90
  4. Subtract the two like fractions:
    60/90 - 490/90 = 60 - 490/90 = -430/90
  5. After reducing the fraction, the answer is -43/9

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