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Subtract 16/5 from 1/45

1st number: 1/45, 2nd number: 3 1/5

1/45 - 16/5 is -143/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 5 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 45 × 1 = 45,
    1/45 = 1 × 1/45 × 1 = 1/45
  3. Likewise, for the 2nd fraction, since 5 × 9 = 45,
    16/5 = 16 × 9/5 × 9 = 144/45
  4. Subtract the two like fractions:
    1/45 - 144/45 = 1 - 144/45 = -143/45

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