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Add 12/20 and 4/30

12/20 + 4/30 is 11/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 30 is 60
  2. For the 1st fraction, since 20 × 3 = 60,
    12/20 = 12 × 3/20 × 3 = 36/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    4/30 = 4 × 2/30 × 2 = 8/60
  4. Add the two fractions:
    36/60 + 8/60 = 36 + 8/60 = 44/60
  5. After reducing the fraction, the answer is 11/15

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