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Subtract 7/42 from 6/4

1st number: 1 2/4, 2nd number: 7/42

6/4 - 7/42 is 4/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 42 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 4 × 21 = 84,
    6/4 = 6 × 21/4 × 21 = 126/84
  3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
    7/42 = 7 × 2/42 × 2 = 14/84
  4. Subtract the two like fractions:
    126/84 - 14/84 = 126 - 14/84 = 112/84
  5. After reducing the fraction, the answer is 4/3
  6. In mixed form: 11/3

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