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UNIT 7
CHAPTER 27
Lesson 27-6
 
 
 
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CHAPTER 27 ADDITION AND SUBTRACTION TO 20
Lesson 27-6 ALGEBRA Addition and Subtraction Patterns
 
 

  
Addition and Subtraction Patterns
  
Name ___________________________

 You can use patterns to add or subtract.




There is a pattern in the sums.




There is a pattern in the differences.


 Use a pattern to add or subtract.

1.



2.



3. Look at row 2. What comes next in the pattern?


 

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