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Add 20/75 and 12/18

20/75 + 12/18 is 14/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 18 is 450
  2. For the 1st fraction, since 75 × 6 = 450,
    20/75 = 20 × 6/75 × 6 = 120/450
  3. Likewise, for the 2nd fraction, since 18 × 25 = 450,
    12/18 = 12 × 25/18 × 25 = 300/450
  4. Add the two fractions:
    120/450 + 300/450 = 120 + 300/450 = 420/450
  5. 420/450 simplified gives 14/15
  6. So, 20/75 + 12/18 = 14/15

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