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Add 18/9 and 20/8

1st number: 2 0/9, 2nd number: 2 4/8

18/9 + 20/8 is 9/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 8 is 72
  2. For the 1st fraction, since 9 × 8 = 72,
    18/9 = 18 × 8/9 × 8 = 144/72
  3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
    20/8 = 20 × 9/8 × 9 = 180/72
  4. Add the two fractions:
    144/72 + 180/72 = 144 + 180/72 = 324/72
  5. 324/72 simplified gives 9/2
  6. So, 18/9 + 20/8 = 9/2
    In mixed form: 41/2

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