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Add 6/20 and 27/90

6/20 + 27/90 is 3/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 90 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    6/20 = 6 × 9/20 × 9 = 54/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    27/90 = 27 × 2/90 × 2 = 54/180
  4. Add the two like fractions:
    54/180 + 54/180 = 54 + 54/180 = 108/180
  5. 108/180 simplified gives 3/5
  6. So, 6/20 + 27/90 = 3/5

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