Question
Which of the following give the same answer? Give the answers in letters. (Eg a, b)
  1. 1 + 4
  2. 20 - 10
  3. 19 - 9
  4. 8 + 8
3 m

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Which of the following give the same answer? Give the answers in letters. (Eg a, b)
  1. 1 + 4
  2. 20 - 10
  3. 19 - 9
  4. 8 + 8