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Subtract 7/20 from 63/9

1st number: 7 0/9, 2nd number: 7/20

63/9 - 7/20 is 133/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 9 × 20 = 180,
    63/9 = 63 × 20/9 × 20 = 1260/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    7/20 = 7 × 9/20 × 9 = 63/180
  4. Subtract the two like fractions:
    1260/180 - 63/180 = 1260 - 63/180 = 1197/180
  5. After reducing the fraction, the answer is 133/20
  6. In mixed form: 613/20

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