Online Self-Tests(S20)

• 
  

  1. Find the answer to the equation.

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  	0.901
  –	0.510

  
  
• 
  

  2. Find the answer to the equation.

  ---

  
  

  	0.621
  –	0.250

  
  
• 
  

  3. Find the answer to the equation.

  ---

  
  

  	0.652
  –	0.290

  
  
• 
  

  4. Find the answer to the equation.

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  1.15

  –

  0.55

  =

  
  
• 
  

  5. Find the answer to the equation.

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  1.55

  –

  0.659

  =

  
  
• 
  

  6. Find the answer to the equation.

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  2.32

  –

  1.37

  =