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Subtract 84/3 from 10/42

1st number: 10/42, 2nd number: 28 0/3

10/42 - 84/3 is -583/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 3 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 42
  2. For the 1st fraction, since 42 × 1 = 42,
    10/42 = 10 × 1/42 × 1 = 10/42
  3. Likewise, for the 2nd fraction, since 3 × 14 = 42,
    84/3 = 84 × 14/3 × 14 = 1176/42
  4. Subtract the two like fractions:
    10/42 - 1176/42 = 10 - 1176/42 = -1166/42
  5. After reducing the fraction, the answer is -583/21

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