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Subtract 4/70 from 25/84

25/84 - 4/70 is 101/420.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 70 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 84 × 5 = 420,
    25/84 = 25 × 5/84 × 5 = 125/420
  3. Likewise, for the 2nd fraction, since 70 × 6 = 420,
    4/70 = 4 × 6/70 × 6 = 24/420
  4. Subtract the two like fractions:
    125/420 - 24/420 = 125 - 24/420 = 101/420

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