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UNIT 5
CHAPTER 17
Lesson 17-3
 
 
 
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CHAPTER 17 ADDITION STRATEGIES AND FACTS TO 18
Lesson 17-3 HANDS ON Doubles Plus 1
 
 

 Circle the doubles.

Find each sum. Use .

Using doubles to add


4.


5.
6.
7.
8.

  
Number Sense
  
 Write a doubles plus 1 fact to solve.

What doubles fact can help you?




9.Jan sees 4 .
Tim sees 5 .
How many  do they see in all?
   
_______ + _______ =

  
Your child used doubles to learn doubles plus one facts.
Activity:  Show two stacks of six dimes each. Ask your child to tell the doubles fact. Add one dime and have your child tell the new addition fact.

 

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