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Basic Subtraction Lesson 5: Number 5

Here's an easy example:

6
-
5
=
1
 
            
-
          
=
  
 
   Yellow Box   PowderBlue Box   HotPink Box   Magenta Box   DarkGoldenrod Box   Khaki Box  minus     Yellow Box   PowderBlue Box   HotPink Box   Magenta Box   DarkGoldenrod Box  equals     Khaki Box

We start with six boxes, take away five boxes, and now have one box. We take away five boxes from our six boxes to get one box.


Here's another example:

11
-
5
=
6
 
                      
-
          
=
            
 
   DarkTurquoise Box   Wheat Box   DarkBlue Box   DarkViolet Box   Violet Box   LawnGreen Box   DarkCyan Box   CornflowerBlue Box   DarkGreen Box   ForestGreen Box   BlueViolet Box  minus     DarkTurquoise Box   Wheat Box   DarkBlue Box   DarkViolet Box   Violet Box  equals     LawnGreen Box   DarkCyan Box   CornflowerBlue Box   DarkGreen Box   ForestGreen Box   BlueViolet Box

We start with eleven boxes, take away five boxes, and now have six boxes. We take away five boxes from our eleven boxes to get six boxes.


Try this problem.

15
-
5
=
 
                              
-
          
=
                    
 
   BlueViolet Box   MidnightBlue Box   MediumSlateBlue Box   Blue Box   MediumBlue Box   Maroon Box   MediumSpringGreen Box   CadetBlue Box   MediumTurquoise Box   MediumOrchid Box   OliveDrab Box   MediumPurple Box   RosyBrown Box   DarkOrchid Box   Orchid Box  minus     BlueViolet Box   MidnightBlue Box   MediumSlateBlue Box   Blue Box   MediumBlue Box  equals     Maroon Box   MediumSpringGreen Box   CadetBlue Box   MediumTurquoise Box   MediumOrchid Box   OliveDrab Box   MediumPurple Box   RosyBrown Box   DarkOrchid Box   Orchid Box

We start with fifteen boxes, take away five boxes, and now have ten boxes.


In order to do basic subtraction, you must memorize some equations but fear not: FoxyMath will help you! When you are finished with this lesson, you will know the following equations:

  5 - 5 =   0
  6 - 5 =   1
  7 - 5 =   2
  8 - 5 =   3
  9 - 5 =   4
10 - 5 =   5
11 - 5 =   6
12 - 5 =   7
13 - 5 =   8
14 - 5 =   9
15 - 5 = 10
16 - 5 = 11
17 - 5 = 12


The following exercise will help you learn the above equations and what they mean. Please take your time: take whatever time you need to learn the material.

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