Online Self-Tests(CS12)

• 
  

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

  ---

  (number, +, –, x, ÷, >, <, or =)

  
  

  15

  2

  =

  36

  –

  6

  
  
• 
  

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

  ---

  (number, +, –, x, ÷, >, <, or =)

  
  

  +

  22

  =

  22

  ×

  2

  
  
• 
  

  3. Determine which number is greater.

  ---

  (>, <, or =)

  
  

  12

  ÷

  3

  4

  ×

  3

  
  
• 
  

  4. Determine which number is greater.

  ---

  (>, <, or =)

  
  

  84

  –

  48

  64

  
  
• 
  

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

  ---

  (number, +, –, x, ÷, >, <, or =)

  
  

  –

  39

  =

  39

  
  
• 
  

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

  ---

  (number, +, –, x, ÷, >, <, or =)

  
  

  9

  9

  =

  9

  ×

  2