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Subtract 10/7 from 4/84

1st number: 4/84, 2nd number: 1 3/7

4/84 - 10/7 is -29/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 7 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 84 × 1 = 84,
    4/84 = 4 × 1/84 × 1 = 4/84
  3. Likewise, for the 2nd fraction, since 7 × 12 = 84,
    10/7 = 10 × 12/7 × 12 = 120/84
  4. Subtract the two like fractions:
    4/84 - 120/84 = 4 - 120/84 = -116/84
  5. After reducing the fraction, the answer is -29/21

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