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Subtract 2/70 from 4/45

4/45 - 2/70 is 19/315.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 70 is 630
  2. For the 1st fraction, since 45 × 14 = 630,
    4/45 = 4 × 14/45 × 14 = 56/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    2/70 = 2 × 9/70 × 9 = 18/630
  4. Subtract the two fractions:
    56/630 - 18/630 = 56 - 18/630 = 38/630
  5. After reducing the fraction, the answer is 19/315

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