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Add 10/20 and 3/9

10/20 + 3/9 is 5/6.

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,
    10/20 = 10 × 9/20 × 9 = 90/180
  3. Likewise, for the 2nd fraction, since 9 × 20 = 180,
    3/9 = 3 × 20/9 × 20 = 60/180
  4. Add the two like fractions:
    90/180 + 60/180 = 90 + 60/180 = 150/180
  5. 150/180 simplified gives 5/6
  6. So, 10/20 + 3/9 = 5/6

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