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Add 20/90 and 35/36

20/90 + 35/36 is 43/36.

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,
    20/90 = 20 × 2/90 × 2 = 40/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    35/36 = 35 × 5/36 × 5 = 175/180
  4. Add the two like fractions:
    40/180 + 175/180 = 40 + 175/180 = 215/180
  5. 215/180 simplified gives 43/36
  6. So, 20/90 + 35/36 = 43/36
    In mixed form: 17/36

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