Online Self-Tests(A13)

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  1-2. Find the unknown values.

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  (1 point each)

  
  

  2	+	3	=	1
  2		5

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  3-4. Find the unknown values.

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  (1 point each)

  
  

  1	+	5	=	1
  2		6

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  5. Find the improper fraction.

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  (1 point)

  
  

  1	1	=
  	7		7

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  6. Find the unknown values.

  
  

  1	1	+	1	x	=	2	2
  	4			3			4

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  (1 point)

  
  

  Answer:

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  7. Find the unknown values.

  
  

  1	x	+	1	2	=	3	1
  	2			3			6

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  (1 point)

  
  

  Answer:

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  8. Find the unknown values.

  
  

  	x	+	2	=	22
  	5		3		15

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  (1 point)

  
  

  Answer:

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