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Add 6/20 and 4/45

6/20 + 4/45 is 7/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 45 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 45 × 4 = 180,
    4/45 = 4 × 4/45 × 4 = 16/180
  4. Add the two like fractions:
    54/180 + 16/180 = 54 + 16/180 = 70/180
  5. 70/180 simplified gives 7/18
  6. So, 6/20 + 4/45 = 7/18

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