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Basic Addition Lesson 8: Number 8

Here's an easy example:

8
+
1
=
9
 
                
+
  
=
                  
 
   RoyalBlue Box   DeepPink Box   Cyan Box   Plum Box   Yellow Box   PowderBlue Box   MediumSeaGreen Box   Chocolate Box  plus     Khaki Box  equals     RoyalBlue Box   DeepPink Box   Cyan Box   Plum Box   Yellow Box   PowderBlue Box   MediumSeaGreen Box   Chocolate Box   Khaki Box

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


Here's another example:

8
+
2
=
10
 
                
+
    
=
                    
 
   DarkViolet Box   Orchid Box   DarkOrange Box   SaddleBrown Box   Coral Box   Tan Box   HotPink Box   SandyBrown Box  plus     ForestGreen Box   MediumPurple Box  equals     DarkViolet Box   Orchid Box   DarkOrange Box   SaddleBrown Box   Coral Box   Tan Box   HotPink Box   SandyBrown Box   ForestGreen Box   MediumPurple Box

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


Try this problem.

8
+
3
=
 
                
+
      
=
                      
 
   Empty Box   Maroon Box   DarkGreen Box   MediumVioletRed Box   DarkOrchid Box   MediumSlateBlue Box   Sienna Box   Violet Box  plus     Purple Box   MediumSpringGreen Box   LimeGreen Box  equals     Empty Box   Maroon Box   DarkGreen Box   MediumVioletRed Box   DarkOrchid Box   MediumSlateBlue Box   Sienna Box   Violet Box   Purple Box   MediumSpringGreen Box   LimeGreen 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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