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Subtract 6/45 from 20/6

1st number: 3 2/6, 2nd number: 6/45

20/6 - 6/45 is 16/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 45 is 90
  2. For the 1st fraction, since 6 × 15 = 90,
    20/6 = 20 × 15/6 × 15 = 300/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    6/45 = 6 × 2/45 × 2 = 12/90
  4. Subtract the two fractions:
    300/90 - 12/90 = 300 - 12/90 = 288/90
  5. After reducing the fraction, the answer is 16/5
  6. In mixed form: 31/5

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