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Basic Addition Lesson 3: Number 3

Here's an easy example:

3
+
1
=
4
 
      
+
  
=
        
 
 plus     DeepPink Box  equals     Coral Box   Olive Box   Gold Box   DeepPink Box

We start with three boxes, add one box, and now have four boxes.


Here's another example:

3
+
2
=
5
 
      
+
    
=
          
 
   MediumTurquoise Box   DodgerBlue Box   DarkKhaki Box  plus     DarkKhaki Box   DarkTurquoise Box  equals     MediumTurquoise Box   DodgerBlue Box   DarkKhaki Box   DarkTurquoise Box   Thistle Box

We start with three boxes, add two boxes, and now have five boxes.


Try this problem.

3
+
3
=
 
      
+
      
=
            
 
   Violet Box   Indigo Box   CadetBlue Box  plus     Maroon Box   Aquamarine Box   Peru Box  equals     Violet Box   Indigo Box   CadetBlue Box   Maroon Box   Aquamarine Box   Peru Box

We start with three boxes, add three boxes, and now have six 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:

3 + 1 = 4
3 + 2 = 5
3 + 3 = 6
3 + 4 = 7
3 + 5 = 8
3 + 6 = 9
3 + 7 = 10
3 + 8 = 11
3 + 9 = 12
3 + 10 = 13
3 + 11 = 14
3 + 12 = 15


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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