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Subtract 32/18 from 49/20

1st number: 2 9/20, 2nd number: 1 14/18

49/20 - 32/18 is 121/180.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 18 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    49/20 = 49 × 9/20 × 9 = 441/180
  3. Likewise, for the 2nd fraction, since 18 × 10 = 180,
    32/18 = 32 × 10/18 × 10 = 320/180
  4. Subtract the two like fractions:
    441/180 - 320/180 = 441 - 320/180 = 121/180

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