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Subtract 24/20 from 6/90

1st number: 6/90, 2nd number: 1 4/20

6/90 - 24/20 is -17/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 90 × 2 = 180,
    6/90 = 6 × 2/90 × 2 = 12/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    24/20 = 24 × 9/20 × 9 = 216/180
  4. Subtract the two like fractions:
    12/180 - 216/180 = 12 - 216/180 = -204/180
  5. After reducing the fraction, the answer is -17/15

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