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The following exercise will help you learn the basic subtraction equations for the number 9. When you think you know the equations, please click on the Continue to Next Page link to test your knowledge. Please take your time: take whatever time you need to learn the material.

11
-
9
=
 
 
                      
-
                  
=
    
 
   DarkSlateBlue Box   GreenYellow Box   SaddleBrown Box   BurlyWood Box   Empty Box   DarkCyan Box   Yellow Box   DodgerBlue Box   Gold Box   Thistle Box   DarkGoldenrod Box  minus     DarkSlateBlue Box   GreenYellow Box   SaddleBrown Box   BurlyWood Box   Empty Box   DarkCyan Box   Yellow Box   DodgerBlue Box   Gold Box  equals     Gold Box   Thistle Box

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