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The following exercise will help you learn the basic subtraction equations for the number 12. 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.

17
-
12
=
 
 
                                  
-
                        
=
          
 
   Chocolate Box   Turquoise Box   Indigo Box   Navy Box   ForestGreen Box   Yellow Box   MediumSlateBlue Box   CadetBlue Box   Brown Box   YellowGreen Box   DarkCyan Box   Thistle Box   Orchid Box   Sienna Box   Olive Box   Peru Box   Aqua Box  minus     Chocolate Box   Turquoise Box   Indigo Box   Navy Box   ForestGreen Box   Yellow Box   MediumSlateBlue Box   CadetBlue Box   Brown Box   YellowGreen Box   DarkCyan Box   Thistle Box  equals     Thistle Box   Orchid Box   Sienna Box   Olive Box   Peru Box

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