Online Self-Tests(D23)

• 
  

  1. Find the answer to the equation.

  ---

  (1 point)

  
  

  9

  ÷

  3

  =

  
  
• 
  

  2. Determine the value that makes the equation true.

  ---

  (number, +, –, x, ÷, >, <, or =)

  
  

  3

  x

  3

  9

  
  
• 
  

  3. Find the answer to the equation.

  ---

  (1 point)

  
  

  4

  x

  3

  =

  
  
• 
  

  4. Find the answer to the equation.

  ---

  (1 point)

  
  

  321

  
  
• 
  

  5. Determine the value that makes the equation true.

  ---

  (number, +, –, x, ÷, >, <, or =)

  
  

  21

  (3

  x

  7)

  
  
• 
  

  6. Find the answer to the equation.

  ---

  (1 point)

  
  

  412