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Subtract 21/45 from 9/3

1st number: 3 0/3, 2nd number: 21/45

9/3 - 21/45 is 38/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 45 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 3 × 15 = 45,
    9/3 = 9 × 15/3 × 15 = 135/45
  3. Likewise, for the 2nd fraction, since 45 × 1 = 45,
    21/45 = 21 × 1/45 × 1 = 21/45
  4. Subtract the two like fractions:
    135/45 - 21/45 = 135 - 21/45 = 114/45
  5. After reducing the fraction, the answer is 38/15
  6. In mixed form: 28/15

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