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Subtract 9/60 from 5/42

5/42 - 9/60 is -13/420.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 60 is 420
  2. For the 1st fraction, since 42 × 10 = 420,
    5/42 = 5 × 10/42 × 10 = 50/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    9/60 = 9 × 7/60 × 7 = 63/420
  4. Subtract the two fractions:
    50/420 - 63/420 = 50 - 63/420 = -13/420

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