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Subtract 6/18 from 98/20

1st number: 4 18/20, 2nd number: 6/18

98/20 - 6/18 is 137/30.

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,
    98/20 = 98 × 9/20 × 9 = 882/180
  3. Likewise, for the 2nd fraction, since 18 × 10 = 180,
    6/18 = 6 × 10/18 × 10 = 60/180
  4. Subtract the two like fractions:
    882/180 - 60/180 = 882 - 60/180 = 822/180
  5. After reducing the fraction, the answer is 137/30
  6. In mixed form: 417/30

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