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Subtract 16/60 from 25/42

25/42 - 16/60 is 23/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 60 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 42 × 10 = 420,
    25/42 = 25 × 10/42 × 10 = 250/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    16/60 = 16 × 7/60 × 7 = 112/420
  4. Subtract the two like fractions:
    250/420 - 112/420 = 250 - 112/420 = 138/420
  5. After reducing the fraction, the answer is 23/70

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