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UNIT 7
CHAPTER 28
Lesson 28-3
 
 
 
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CHAPTER 28 EXPLORING 2-DIGIT ADDITION AND SUBTRACTION
Lesson 28-3 Count On Tens to Add
 
 

 Count on to add. Use the hundred chart.




8.
9.
10.
11.
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13.

  
Number Sense
  
14.Continue the pattern.
Count by tens. You can use the hundred chart.
12, 22, 32, 42, _______ , _______ , _______
5, 15, 25, _______ , _______ , _______ , _______

  
Your child has been using a hundred chart to add.
Activity:  Ask your child to explain how to add on the hundred chart.

 

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