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Subtract 4/7 from 40/3

1st number: 13 1/3, 2nd number: 4/7

40/3 - 4/7 is 268/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 7 is 21

    Next, find the equivalent fraction of both fractional numbers with denominator 21
  2. For the 1st fraction, since 3 × 7 = 21,
    40/3 = 40 × 7/3 × 7 = 280/21
  3. Likewise, for the 2nd fraction, since 7 × 3 = 21,
    4/7 = 4 × 3/7 × 3 = 12/21
  4. Subtract the two like fractions:
    280/21 - 12/21 = 280 - 12/21 = 268/21
  5. In mixed form: 1216/21

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