Online Self-Tests(S31)

• 
  

  1. Determine the unknown value that makes the equation true.

  ---

  (1 point)

  
  

  64

  –

  =

  46

  
  
• 
  

  2. Determine the unknown value that makes the equation true.

  ---

  (1 point)

  
  

  –

  28

  =

  82

  
  
• 
  

  3. Determine the unknown value that makes the equation true.

  ---

  (1 point)

  
  

  71

  –

  =

  17

  
  
• 
  

  4. Determine the unknown value that makes the equation true.

  ---

  (1 point)

  
  

  –

  15

  =

  51

  
  
• 
  

  5. Determine the unknown value that makes the equation true.

  ---

  (1 point)

  
  

  101

  –

  =

  101

  
  
• 
  

  6. Determine the unknown value that makes the equation true.

  ---

  (1 point)

  
  

  –

  11

  =

  11