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Subtract 3/8 from 20/9

1st number: 2 2/9, 2nd number: 3/8

20/9 - 3/8 is 133/72.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 8 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 9 × 8 = 72,
    20/9 = 20 × 8/9 × 8 = 160/72
  3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
    3/8 = 3 × 9/8 × 9 = 27/72
  4. Subtract the two like fractions:
    160/72 - 27/72 = 160 - 27/72 = 133/72
  5. In mixed form: 161/72

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