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Subtract 30/9 from 98/20

1st number: 4 18/20, 2nd number: 3 3/9

98/20 - 30/9 is 47/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 9 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 9 × 20 = 180,
    30/9 = 30 × 20/9 × 20 = 600/180
  4. Subtract the two like fractions:
    882/180 - 600/180 = 882 - 600/180 = 282/180
  5. After reducing the fraction, the answer is 47/30
  6. In mixed form: 117/30

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