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Subtract 3/40 from 18/6

1st number: 3 0/6, 2nd number: 3/40

18/6 - 3/40 is 117/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 40 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 6 × 20 = 120,
    18/6 = 18 × 20/6 × 20 = 360/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    3/40 = 3 × 3/40 × 3 = 9/120
  4. Subtract the two like fractions:
    360/120 - 9/120 = 360 - 9/120 = 351/120
  5. After reducing the fraction, the answer is 117/40
  6. In mixed form: 237/40

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