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Subtract 25/9 from 2/42

1st number: 2/42, 2nd number: 2 7/9

2/42 - 25/9 is -172/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 9 is 126
  2. For the 1st fraction, since 42 × 3 = 126,
    2/42 = 2 × 3/42 × 3 = 6/126
  3. Likewise, for the 2nd fraction, since 9 × 14 = 126,
    25/9 = 25 × 14/9 × 14 = 350/126
  4. Subtract the two fractions:
    6/126 - 350/126 = 6 - 350/126 = -344/126
  5. After reducing the fraction, the answer is -172/63

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