Online Self-Tests(F30)

• 
  

  1. Find the missing values.

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  (1 point each)

  
  

  1	+	1	=
  3		3		3

• 
  

  2. Find the missing values.

  ---

  (1 point each)

  
  

  2	+	3	=	5
  6		6

• 
  

  3. Find the missing values.

  ---

  (1 point each)

  
  

  1	+	1	=	2
  		3		3

• 
  

  4-5. Find the missing values.

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  (1 point each)

  
  

  	+	5	=	6
  		7		7

• 
  

  6-7. Find the missing values.

  ---

  (1 point each)

  
  

  1	+		=	2
  4				4

• 
  

  8-9. Find the missing values.

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  (1 point each)

  
  

  5	+	5	=
  6		6