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Add 98/10 and 18/4

1st number: 9 8/10, 2nd number: 4 2/4

98/10 + 18/4 is 143/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 4 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 10 × 2 = 20,
    98/10 = 98 × 2/10 × 2 = 196/20
  3. Likewise, for the 2nd fraction, since 4 × 5 = 20,
    18/4 = 18 × 5/4 × 5 = 90/20
  4. Add the two like fractions:
    196/20 + 90/20 = 196 + 90/20 = 286/20
  5. 286/20 simplified gives 143/10
  6. So, 98/10 + 18/4 = 143/10
    In mixed form: 143/10

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