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Add 9/30 and 18/24

9/30 + 18/24 is 21/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 24 is 120
  2. For the 1st fraction, since 30 × 4 = 120,
    9/30 = 9 × 4/30 × 4 = 36/120
  3. Likewise, for the 2nd fraction, since 24 × 5 = 120,
    18/24 = 18 × 5/24 × 5 = 90/120
  4. Add the two fractions:
    36/120 + 90/120 = 36 + 90/120 = 126/120
  5. 126/120 simplified gives 21/20
  6. So, 9/30 + 18/24 = 21/20
    In mixed form: 11/20

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