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Subtract 1/84 from 7/5

1st number: 1 2/5, 2nd number: 1/84

7/5 - 1/84 is 583/420.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 5 × 84 = 420,
    7/5 = 7 × 84/5 × 84 = 588/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    1/84 = 1 × 5/84 × 5 = 5/420
  4. Subtract the two like fractions:
    588/420 - 5/420 = 588 - 5/420 = 583/420
  5. In mixed form: 1163/420

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