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Subtract 50/49 from 9/42

1st number: 9/42, 2nd number: 1 1/49

9/42 - 50/49 is -79/98.

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,
    9/42 = 9 × 7/42 × 7 = 63/294
  3. Likewise, for the 2nd fraction, since 49 × 6 = 294,
    50/49 = 50 × 6/49 × 6 = 300/294
  4. Subtract the two fractions:
    63/294 - 300/294 = 63 - 300/294 = -237/294
  5. After reducing the fraction, the answer is -79/98

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