Question
Which of the following gives a different answer from the others? Give the answer in letter. (Eg a)
  1. 397 + 364  
  2. 1402 - 641 
  3. 1642 - 881  
  4. 200 + 408  
2 m

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Which of the following gives a different answer from the others? Give the answer in letter. (Eg a)
  1. 397 + 364  
  2. 1402 - 641 
  3. 1642 - 881  
  4. 200 + 408