How can you use addition to solve Part A?
Possible response: I can think of what number plus 6 will give me 10.
What are some other strategies you could use to solve Part A?
Possible responses: Counting on, counting back, and so forth.
What do you notice about the number sentences in Part B?
Possible response: The number sentences are related facts and use the same numbers.
What number goes in each empty box in Part B?
How can you solve Part C by making a ten?
I can add 8 and 2 to make a ten. I know that there is still 3 more from the 5. So, I add 10 plus 3, which is 13.
Look at Part D. Is this scale balanced? Explain.
Yes; 2 and 5 is equal to 7. 3 and 4 is equal to 7. 7 is the same as 7.
Look at Part D. What can you replace
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