Name: 
 

Try It Out -- Chapter 9, Lesson 4



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Joe wants to find out how old his 12-year-old dog is in human years.
Order the steps Joe uses to solve the problem.

a.
60 is a reasonable answer because 10 X 5 = 50, so 12 X 5 = 60.
b.
Joe multiplied 12 X 5.
c.
Joe checked his answer.
d.
Joe�s answer is 60.
 

 1. 

What was Joe�s first step?
 

 2. 

What was Joe�s second step?
 

 3. 

What was Joe�s third step?
 

 4. 

What was Joe�s final step?
 
 
m4ch9l4_files/i0070000.jpg

Josephine read a person living on Mars would age differently than a person living on Earth.  She wants to know how old a 10-year-old Martian would be in human years. Order the steps Josephine uses to solve the problem.

a.
Joesphine multiplied 10 X 2.
b.
Joesphine checked her answer.
c.
20 is a reasonable answer, because 10 X 1 = 10, so 10 X 2 = 20.
d.
Joesphine�s answer is 20.
 

 5. 

What was Joesphine�s first step?
 

 6. 

What was Joesphine�s second step?
 

 7. 

What was Joesphine�s third step?
 

 8. 

What was Joesphine�s final step?
 



 
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