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Add 6/20 and 18/40

6/20 + 18/40 is 3/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 40 is 40
  2. For the 1st fraction, since 20 × 2 = 40,
    6/20 = 6 × 2/20 × 2 = 12/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    18/40 = 18 × 1/40 × 1 = 18/40
  4. Add the two fractions:
    12/40 + 18/40 = 12 + 18/40 = 30/40
  5. After reducing the fraction, the answer is 3/4

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