Online Self-Tests(F38)

• 
  

  1. Find the missing values.

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  (1 point each)

  
  

  2	+	2	=
  3		3		3

• 
  

  2. Find the missing values.

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  (1 point each)

  
  

  1	+	1	=	2
  5		5

• 
  

  3. Find the missing values.

  ---

  (1 point each)

  
  

  2	+	2	=	4
  		6		6

• 
  

  4-5. Find the missing values.

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  (1 point each)

  
  

  	+	2	=	3
  		5		5

• 
  

  6-7. Find the missing values.

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  (1 point each)

  
  

  5	+		=	6
  9				9

• 
  

  8-9. Find the missing values.

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  (1 point each)

  
  

  4	+	2	=
  7		7