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Basic Addition Lesson 7: Number 7

Here's an easy example:

7
+
1
=
8
 
              
+
  
=
                
 
   Maroon Box   MediumTurquoise Box   DodgerBlue Box   Brown Box   Navy Box   DarkCyan Box   MediumSlateBlue Box  plus     Turquoise Box  equals     Maroon Box   MediumTurquoise Box   DodgerBlue Box   Brown Box   Navy Box   DarkCyan Box   MediumSlateBlue Box   Turquoise Box

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


Here's another example:

7
+
2
=
9
 
              
+
    
=
                  
 
   YellowGreen Box   MidnightBlue Box   Tan Box   DarkGoldenrod Box   DeepSkyBlue Box   Violet Box   LimeGreen Box  plus     Teal Box   SeaGreen Box  equals     YellowGreen Box   MidnightBlue Box   Tan Box   DarkGoldenrod Box   DeepSkyBlue Box   Violet Box   LimeGreen Box   Teal Box   SeaGreen Box

We start with seven boxes, add two boxes, and now have nine boxes.


Try this problem.

7
+
3
=
 
              
+
      
=
                    
 
   DeepPink Box   Peru Box   CadetBlue Box   CornflowerBlue Box   Plum Box   Aqua Box   Chartreuse Box  plus     MediumVioletRed Box   MediumSeaGreen Box   Fuchsia Box  equals     DeepPink Box   Peru Box   CadetBlue Box   CornflowerBlue Box   Plum Box   Aqua Box   Chartreuse Box   MediumVioletRed Box   MediumSeaGreen Box   Fuchsia Box

We start with seven boxes, add three boxes, and now have ten 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:

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


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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