Online Self-Tests(S24)

• 
  

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

  ---

  (1 point)

  
  

  –

  34

  =

  20

  
  
• 
  

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

  ---

  (1 point)

  
  

  48

  –

  =

  24

  
  
• 
  

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

  ---

  (1 point)

  
  

  –

  39

  =

  17

  
  
• 
  

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

  ---

  (1 point)

  
  

  31

  –

  =

  23

  
  
• 
  

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

  ---

  (1 point)

  
  

  –

  26

  =

  9

  
  
• 
  

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

  ---

  (1 point)

  
  

  30

  –

  =

  18