Online Self-Tests(S1)

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  1. Find the answer to the equation.

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  1.0

  –

  0.9

  =

  
  
• 
  

  2. Find the answer to the equation.

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  1.0

  –

  0.4

  =

  
  
• 
  

  3. Find the answer to the equation.

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  1.0

  –

  0.7

  =

  
  
• 
  

  4. Find the answer to the equation.

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  	1.0
  –	0.3

  
  
• 
  

  5. Find the answer to the equation.

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  	1.0
  –	0.5

  
  
• 
  

  6. Find the answer to the equation.

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  	1.0
  –	0.8