Online Self-Tests(F40)

• 
  

  1. Find the missing values.

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  (1 point each)

  
  

  2	+	1	+	1	=
  4		4		4		4

• 
  

  2. Find the missing values.

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  (1 point each)

  
  

  3	+	1	+	2	=	6
  7		7		7

• 
  

  3. Find the missing values.

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  (1 point each)

  
  

  2	+	2	+	1	=	5
  		6		6		6

• 
  

  4-5. Find the missing values.

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  (1 point each)

  
  

  	+	6	=	7
  		8		8

• 
  

  6-7. Find the missing values.

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  (1 point each)

  
  

  2	+		=	5
  5				5

• 
  

  8-9. Find the missing values.

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  (1 point each)

  
  

  3	+	2	+	1	=
  7		7		7