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Subtract 9/63 from 20/7

1st number: 2 6/7, 2nd number: 9/63

20/7 - 9/63 is 19/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 63 is 63

    Next, find the equivalent fraction of both fractional numbers with denominator 63
  2. For the 1st fraction, since 7 × 9 = 63,
    20/7 = 20 × 9/7 × 9 = 180/63
  3. Likewise, for the 2nd fraction, since 63 × 1 = 63,
    9/63 = 9 × 1/63 × 1 = 9/63
  4. Subtract the two like fractions:
    180/63 - 9/63 = 180 - 9/63 = 171/63
  5. After reducing the fraction, the answer is 19/7
  6. In mixed form: 25/7

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