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Subtract 40/14 from 60/42

1st number: 1 18/42, 2nd number: 2 12/14

60/42 - 40/14 is -10/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 14 is 42
  2. For the 1st fraction, since 42 × 1 = 42,
    60/42 = 60 × 1/42 × 1 = 60/42
  3. Likewise, for the 2nd fraction, since 14 × 3 = 42,
    40/14 = 40 × 3/14 × 3 = 120/42
  4. Subtract the two fractions:
    60/42 - 120/42 = 60 - 120/42 = -60/42
  5. After reducing the fraction, the answer is -10/7

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