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Subtract 21/60 from 36/9

1st number: 4 0/9, 2nd number: 21/60

36/9 - 21/60 is 73/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 60 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 9 × 20 = 180,
    36/9 = 36 × 20/9 × 20 = 720/180
  3. Likewise, for the 2nd fraction, since 60 × 3 = 180,
    21/60 = 21 × 3/60 × 3 = 63/180
  4. Subtract the two like fractions:
    720/180 - 63/180 = 720 - 63/180 = 657/180
  5. After reducing the fraction, the answer is 73/20
  6. In mixed form: 313/20

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