Online Self-Tests(S2)

• 
  

  1. Find the answer to the equation.

  ---

  (1 point)

  
  

  52

  –

  35

  =

  
  
• 
  

  2. Find the answer to the equation.

  ---

  (1 point)

  
  

  27

  –

  19

  =

  
  
• 
  

  3. Find the answer to the equation.

  ---

  (1 point)

  
  

  36

  –

  27

  =

  
  
• 
  

  4. Find the answer to the equation.

  ---

  (1 point)

  
  

  	137
  –	48

  
  
• 
  

  5. Find the answer to the equation.

  ---

  (1 point)

  
  

  	115
  –	37

  
  
• 
  

  6. Find the answer to the equation.

  ---

  (1 point)

  
  

  	102
  –	63