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Subtract 4/70 from 40/45

40/45 - 4/70 is 262/315.

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,
    40/45 = 40 × 14/45 × 14 = 560/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    4/70 = 4 × 9/70 × 9 = 36/630
  4. Subtract the two fractions:
    560/630 - 36/630 = 560 - 36/630 = 524/630
  5. After reducing the fraction, the answer is 262/315

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