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Try It Out -- Chapter 2, Lesson 7: Decimal Multiplication



Numeric Response
 
 
Sandra has a picture of a moose that is 0.2 m high and 0.4 m wide. She wants to increase each dimension 480% to create a poster for her wall.

gr7_ch2_les7-edited_files/i0020000.jpg
 

 1. 

Express the percent that Sandra wants to increase the picture by as a decimal.

 

 2. 

Calculate the height of the picture after Sandra enlarges it.

 

 3. 

Calculate the width of the picture after Sandra enlarges it.

 
 

Calculate.
 

 4. 

0.9 x 1.8 = ____

 

 5. 

3.6 x 5.4 = ____

 

 6. 

0.4 x 1.2  = ____

 

 7. 

11.3 x 2.3 = ____

 

 8. 

0.26 x 1.4 = ____

 

 9. 

A bus driver drove for 0.7 hours at an average speed of 62.8 km/h. How many kilometres did the bus driver travel?

 

 10. 

Stephanie’s favourite candy costs $1.40/kg. If she wants to buy 0.85 kg of the candy, how much would it cost?

 



 
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