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Add 98/20 and 4/9

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

98/20 + 4/9 is 481/90.

Steps for adding 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,
    4/9 = 4 × 20/9 × 20 = 80/180
  4. Add the two like fractions:
    882/180 + 80/180 = 882 + 80/180 = 962/180
  5. 962/180 simplified gives 481/90
  6. So, 98/20 + 4/9 = 481/90
    In mixed form: 531/90

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