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Basic Addition Lesson 8: Number 8

Here's an easy example:

8
+
1
=
9
 
                
+
  
=
                  
 
   Chartreuse Box   DarkCyan Box   DodgerBlue Box   DarkOrange Box   CornflowerBlue Box   SteelBlue Box   Goldenrod Box   MediumBlue Box  plus     Lavender Box  equals     Chartreuse Box   DarkCyan Box   DodgerBlue Box   DarkOrange Box   CornflowerBlue Box   SteelBlue Box   Goldenrod Box   MediumBlue Box   Lavender Box

We start with eight boxes, add one box, and now have nine boxes.


Here's another example:

8
+
2
=
10
 
                
+
    
=
                    
 
   BlueViolet Box   SandyBrown Box   Wheat Box   DarkSlateBlue Box   MediumSpringGreen Box   MediumAquamarine Box   MediumTurquoise Box   DeepPink Box  plus     MediumSlateBlue Box   DarkBlue Box  equals     BlueViolet Box   SandyBrown Box   Wheat Box   DarkSlateBlue Box   MediumSpringGreen Box   MediumAquamarine Box   MediumTurquoise Box   DeepPink Box   MediumSlateBlue Box   DarkBlue Box

We start with eight boxes, add two boxes, and now have ten boxes.


Try this problem.

8
+
3
=
 
                
+
      
=
                      
 
   Sienna Box   DarkKhaki Box   DeepSkyBlue Box   DarkOrchid Box   Green Box   Thistle Box   DarkGreen Box   DarkSeaGreen Box  plus     Turquoise Box   Navy Box   Orchid Box  equals     Sienna Box   DarkKhaki Box   DeepSkyBlue Box   DarkOrchid Box   Green Box   Thistle Box   DarkGreen Box   DarkSeaGreen Box   Turquoise Box   Navy Box   Orchid Box

We start with eight boxes, add three boxes, and now have eleven boxes.


In order to do basic addition, 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:

8 + 1 = 9
8 + 2 = 10
8 + 3 = 11
8 + 4 = 12
8 + 5 = 13
8 + 6 = 14
8 + 7 = 15
8 + 8 = 16
8 + 9 = 17
8 + 10 = 18
8 + 11 = 19
8 + 12 = 20


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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