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Subtract 40/49 from 60/42

1st number: 1 18/42, 2nd number: 40/49

60/42 - 40/49 is 30/49.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 49 is 294
  2. For the 1st fraction, since 42 × 7 = 294,
    60/42 = 60 × 7/42 × 7 = 420/294
  3. Likewise, for the 2nd fraction, since 49 × 6 = 294,
    40/49 = 40 × 6/49 × 6 = 240/294
  4. Subtract the two fractions:
    420/294 - 240/294 = 420 - 240/294 = 180/294
  5. After reducing the fraction, the answer is 30/49

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