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Add 14/72 and 18/20

14/72 + 18/20 is 197/180.

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,
    14/72 = 14 × 5/72 × 5 = 70/360
  3. Likewise, for the 2nd fraction, since 20 × 18 = 360,
    18/20 = 18 × 18/20 × 18 = 324/360
  4. Add the two like fractions:
    70/360 + 324/360 = 70 + 324/360 = 394/360
  5. 394/360 simplified gives 197/180
  6. So, 14/72 + 18/20 = 197/180
    In mixed form: 117/180

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