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Subtract 1/45 from 1/15

1/15 - 1/45 is 2/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 45 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 15 × 3 = 45,
    1/15 = 1 × 3/15 × 3 = 3/45
  3. Likewise, for the 2nd fraction, since 45 × 1 = 45,
    1/45 = 1 × 1/45 × 1 = 1/45
  4. Subtract the two like fractions:
    3/45 - 1/45 = 3 - 1/45 = 2/45

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