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Subtract 6/20 from 40/9

1st number: 4 4/9, 2nd number: 6/20

40/9 - 6/20 is 373/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 9 × 20 = 180,
    40/9 = 40 × 20/9 × 20 = 800/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    6/20 = 6 × 9/20 × 9 = 54/180
  4. Subtract the two like fractions:
    800/180 - 54/180 = 800 - 54/180 = 746/180
  5. After reducing the fraction, the answer is 373/90
  6. In mixed form: 413/90

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