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Add 98/90 and 20/36

1st number: 1 8/90, 2nd number: 20/36

98/90 + 20/36 is 74/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 36 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 90 × 2 = 180,
    98/90 = 98 × 2/90 × 2 = 196/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    20/36 = 20 × 5/36 × 5 = 100/180
  4. Add the two like fractions:
    196/180 + 100/180 = 196 + 100/180 = 296/180
  5. 296/180 simplified gives 74/45
  6. So, 98/90 + 20/36 = 74/45
    In mixed form: 129/45

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