Online Self-Tests(CS15)

• 
  

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

  ---

  (number, +, –, x, ÷, >, <, or =)

  
  

  23

  7

  =

  46

  –

  30

  
  
• 
  

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

  ---

  (number, +, –, x, ÷, >, <, or =)

  
  

  +

  23

  +

  23

  =

  23

  ×

  3

  
  
• 
  

  3. Determine which number is greater.

  ---

  (>, <, or =)

  
  

  92

  –

  23

  23

  ×

  3

  
  
• 
  

  4. Determine which number is greater.

  ---

  (>, <, or =)

  
  

  92

  –

  14

  78

  
  
• 
  

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

  ---

  (number, +, –, x, ÷, >, <, or =)

  
  

  ÷

  3

  =

  78

  
  
• 
  

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

  ---

  (number, +, –, x, ÷, >, <, or =)

  
  

  46

  23

  =

  23

  ×

  3