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Subtract 5/45 from 7/15

7/15 - 5/45 is 16/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 45 is 45
  2. For the 1st fraction, since 15 × 3 = 45,
    7/15 = 7 × 3/15 × 3 = 21/45
  3. Likewise, for the 2nd fraction, since 45 × 1 = 45,
    5/45 = 5 × 1/45 × 1 = 5/45
  4. Subtract the two fractions:
    21/45 - 5/45 = 21 - 5/45 = 16/45

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