Online Self-Tests(S32)

• 
  

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

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  (1 point)

  
  

  24

  –

  =

  16

  
  
• 
  

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

  ---

  (1 point)

  
  

  –

  27

  =

  19

  
  
• 
  

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

  ---

  (1 point)

  
  

  18

  –

  =

  12

  
  
• 
  

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

  ---

  (1 point)

  
  

  –

  15

  =

  13

  
  
• 
  

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

  ---

  (1 point)

  
  

  41

  –

  =

  15

  
  
• 
  

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

  ---

  (1 point)

  
  

  –

  20

  =

  19