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Basic Subtraction Lesson 6: Number 6

Here's an easy example:

8
-
6
=
2
 
                
-
            
=
    
 
   MediumVioletRed Box   DarkGoldenrod Box   Turquoise Box   LimeGreen Box   DarkOliveGreen Box   Navy Box   PowderBlue Box   YellowGreen Box  minus     MediumVioletRed Box   DarkGoldenrod Box   Turquoise Box   LimeGreen Box   DarkOliveGreen Box   Navy Box  equals     PowderBlue Box   YellowGreen Box

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


Here's another example:

14
-
6
=
8
 
                            
-
            
=
                
 
   ForestGreen Box   Olive Box   RoyalBlue Box   SandyBrown Box   LawnGreen Box   Plum Box   Purple Box   Gold Box   DarkKhaki Box   DarkBlue Box   OliveDrab Box   DodgerBlue Box   SeaGreen Box   Wheat Box  minus     ForestGreen Box   Olive Box   RoyalBlue Box   SandyBrown Box   LawnGreen Box   Plum Box  equals     Purple Box   Gold Box   DarkKhaki Box   DarkBlue Box   OliveDrab Box   DodgerBlue Box   SeaGreen Box   Wheat Box

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


Try this problem.

18
-
6
=
 
                                    
-
            
=
                        
 
   OliveDrab Box   DodgerBlue Box   SeaGreen Box   Wheat Box   MediumSeaGreen Box   DarkSlateBlue Box   DarkSeaGreen Box   Magenta Box   BlueViolet Box   Fuchsia Box   SpringGreen Box   MediumSlateBlue Box   Brown Box   Tan Box   Indigo Box   Orchid Box   Aquamarine Box   Peru Box  minus     OliveDrab Box   DodgerBlue Box   SeaGreen Box   Wheat Box   MediumSeaGreen Box   DarkSlateBlue Box  equals     DarkSeaGreen Box   Magenta Box   BlueViolet Box   Fuchsia Box   SpringGreen Box   MediumSlateBlue Box   Brown Box   Tan Box   Indigo Box   Orchid Box   Aquamarine Box   Peru Box

We start with eighteen boxes, take away six boxes, and now have twelve 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:

  6 - 6 =   0
  7 - 6 =   1
  8 - 6 =   2
  9 - 6 =   3
10 - 6 =   4
11 - 6 =   5
12 - 6 =   6
13 - 6 =   7
14 - 6 =   8
15 - 6 =   9
16 - 6 = 10
17 - 6 = 11
18 - 6 = 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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