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Subtract 35/45 from 2/42

2/42 - 35/45 is -46/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 45 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 42 × 15 = 630,
    2/42 = 2 × 15/42 × 15 = 30/630
  3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
    35/45 = 35 × 14/45 × 14 = 490/630
  4. Subtract the two like fractions:
    30/630 - 490/630 = 30 - 490/630 = -460/630
  5. After reducing the fraction, the answer is -46/63

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