Question
Which of the following give the same answer? Give the answers in letters. (Eg a, b)
  1. 3 + 1
  2. 19 - 15
  3. 19 - 8
  4. 3 + 3
3 m

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Which of the following give the same answer? Give the answers in letters. (Eg a, b)
  1. 3 + 1
  2. 19 - 15
  3. 19 - 8
  4. 3 + 3