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Subtract 25/4 from 2/42

1st number: 2/42, 2nd number: 6 1/4

2/42 - 25/4 is -521/84.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 42 × 2 = 84,
    2/42 = 2 × 2/42 × 2 = 4/84
  3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
    25/4 = 25 × 21/4 × 21 = 525/84
  4. Subtract the two like fractions:
    4/84 - 525/84 = 4 - 525/84 = -521/84

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