Online Self-Tests(F25)

• 
  

  1. Find the missing values.

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  (1 point each)

  
  

  1	+	1	+	1	=
  2		2		2		2

• 
  

  2. Find the missing values.

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  (1 point each)

  
  

  1	+	2	+	2	=	5
  7		7		7

• 
  

  3. Find the missing values.

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  (1 point each)

  
  

  3	+	1	+	4	=	8
  		9		9		9

• 
  

  4-5. Find the missing values.

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  (1 point each)

  
  

  	+	2	=	5
  		4		4

• 
  

  6-7. Find the missing values.

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  (1 point each)

  
  

  1	+		=	5
  2				2

• 
  

  8-9. Find the missing values.

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  (1 point each)

  
  

  1	+	5	+	1	=
  8		8		8