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Try It Out -- Chapter 6, Lesson 8: Solve Problems by Working Backwards



Numeric Response
 

 1. 

Anna told Jake to think of a number. Jake thought of -10. She told him to add 2 to his answer. What is Jake’s sum?

 

 2. 

Anna told Jake to subtract -5 from the result. What is the difference?

 

 3. 

Anna told Jake to add -2 to the result. What is the sum?

 

 4. 

What is the opposite of the result?

 

 5. 

Anna worked backwards to find Jake’s original number. Using the strategy in Lesson 6.8, what number did Anna start with?

 

 6. 

What is the opposite of the number Anna started with?

 

 7. 

Anna subtracts -2 from the result. What is the difference?

 

 8. 

Anna adds -5 to the result. What is the sum?

 

 9. 

Anna subtracts 2 from the result. What is the difference?

 

 10. 

On Monday, Teresa brought stickers to school. Each day she gave half of her stickers away. On Friday, she had 4 stickers left. How many stickers did she start with on Monday?

 



 
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