Online Self-Tests(A15)

• 
  

  1. Find the answer to the equation.

  ---

  (1 point)

  
  

  	266
  +	268

  
  
• 
  

  2. Find the answer to the equation.

  ---

  (1 point)

  
  

  	212
  +	219

  
  
• 
  

  3. Find the answer to the equation.

  ---

  (1 point)

  
  

  	243
  +	988

  
  
• 
  

  4. Find the answer to the equation.

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  (1 point)

  
  

  523

  +

  56

  =

  
  
• 
  

  5. Find the answer to the equation.

  ---

  (1 point)

  
  

  66

  +

  656

  =

  
  
• 
  

  6. Find the answer to the equation.

  ---

  (1 point)

  
  

  405

  +

  343

  =