Name ____________________

Date __________________

 

Addition Number Grid

 

Lesson 1

 

Fill in the blanks with missing numbers.

Rules:

1. Number in row should add to total to right.

2. Number in column should add to total to bottom.

 

Problem:

 

 

1

4

9

 

15

12

7

19

   

 

Solution
Step 1:
  

Number in row should add to total to right.

__ + 1 = 4

3 + 1 = 4

 

9 + __ = 15  

9 + 6 = 15  

Solution
Step 2
:          

Number in column should add to total to bottom.       

__ + 9 = 12

3 + 9 = 12

 

1 + __ = 7  

1 + 6 = 7  

 

3

1

4

9

6

15

12

7

19

    

               

 

 

 

Try two practice problems:

                                                       

 

 

     

 

 A.  

4

 

5

6

 

13

10

8

18

B.  

 

5

11

8

 

14

14

11

25



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