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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.

23
-
12
=
 
 
                                              
-
                        
=
                      
 
   DarkTurquoise Box   Cyan Box   MediumSpringGreen Box   MediumSlateBlue Box   SkyBlue Box   ForestGreen Box   HotPink Box   YellowGreen Box   Indigo Box   DarkKhaki Box   LimeGreen Box   DarkBlue Box   DarkOliveGreen Box   Maroon Box   MediumPurple Box   Sienna Box   BurlyWood Box   Magenta Box   DarkViolet Box   SpringGreen Box   MediumOrchid Box   MediumBlue Box   DarkOrange Box  minus     DarkTurquoise Box   Cyan Box   MediumSpringGreen Box   MediumSlateBlue Box   SkyBlue Box   ForestGreen Box   HotPink Box   YellowGreen Box   Indigo Box   DarkKhaki Box   LimeGreen Box   DarkBlue Box  equals     DarkBlue Box   DarkOliveGreen Box   Maroon Box   MediumPurple Box   Sienna Box   BurlyWood Box   Magenta Box   DarkViolet Box   SpringGreen Box   MediumOrchid Box   MediumBlue Box

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