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Add 2/72 and 9/20

2/72 + 9/20 is 43/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 20 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    2/72 = 2 × 5/72 × 5 = 10/360
  3. Likewise, for the 2nd fraction, since 20 × 18 = 360,
    9/20 = 9 × 18/20 × 18 = 162/360
  4. Add the two like fractions:
    10/360 + 162/360 = 10 + 162/360 = 172/360
  5. 172/360 simplified gives 43/90
  6. So, 2/72 + 9/20 = 43/90

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