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Add 2/45 and 6/20

2/45 + 6/20 is 31/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    2/45 = 2 × 4/45 × 4 = 8/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    6/20 = 6 × 9/20 × 9 = 54/180
  4. Add the two like fractions:
    8/180 + 54/180 = 8 + 54/180 = 62/180
  5. 62/180 simplified gives 31/90
  6. So, 2/45 + 6/20 = 31/90

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