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Basic Addition Lesson 8: Number 8

Here's an easy example:

8
+
1
=
9
 
                
+
  
=
                  
 
   BlueViolet Box   MediumOrchid Box   DeepSkyBlue Box   SeaGreen Box   MediumAquamarine Box   CadetBlue Box   Chartreuse Box   Plum Box  plus     DarkSeaGreen Box  equals     BlueViolet Box   MediumOrchid Box   DeepSkyBlue Box   SeaGreen Box   MediumAquamarine Box   CadetBlue Box   Chartreuse Box   Plum Box   DarkSeaGreen Box

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


Here's another example:

8
+
2
=
10
 
                
+
    
=
                    
 
   PowderBlue Box   Goldenrod Box   LimeGreen Box   SandyBrown Box   DarkBlue Box   RoyalBlue Box   Empty Box   LawnGreen Box  plus     Orchid Box   ForestGreen Box  equals     PowderBlue Box   Goldenrod Box   LimeGreen Box   SandyBrown Box   DarkBlue Box   RoyalBlue Box   Empty Box   LawnGreen Box   Orchid Box   ForestGreen Box

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


Try this problem.

8
+
3
=
 
                
+
      
=
                      
 
   MidnightBlue Box   DarkViolet Box   Aqua Box   Tan Box   DeepPink Box   RosyBrown Box   MediumSlateBlue Box   DarkGoldenrod Box  plus     MediumSpringGreen Box   GreenYellow Box   HotPink Box  equals     MidnightBlue Box   DarkViolet Box   Aqua Box   Tan Box   DeepPink Box   RosyBrown Box   MediumSlateBlue Box   DarkGoldenrod Box   MediumSpringGreen Box   GreenYellow Box   HotPink 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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