Name: 
 

Lesson 11: Communicate about Estimation Strategies


 1. 
Miguel wants to cover the walls of his room with wood panelling.  The wood panelling comes in large pieces.  Each wall needs a different number of pieces, shown below.

Wall 1 - mc001-1.jpg
Wall 2 - mc001-2.jpg
Wall 3 - mc001-3.jpg
Wall 4 - mc001-4.jpg

About how many pieces does Miguel need to cover Wall 1 and Wall 2?
a.
4
b.
5
c.
6
d.
7
 

 2. 
About how many pieces of wood does Migel need to cover Wall 3 and Wall 4?
a.
4
b.
5
c.
6
d.
7
 

 3. 
About how many pieces of wood does Migel need altogether?
a.
10
b.
11
c.
12
d.
13
 

 4. 
Exactly how much wood will Migel need to cover the walls of his room?
a.
mc004-1.jpg
b.
mc004-2.jpg
c.
mc004-3.jpg
d.
mc004-4.jpg
 

 5. 
If wood panelling costs $13.55 per sheet, approximately how much will it cost Migel for all of the wood panelling that he needs?
a.
$200.00
b.
$165.00
c.
$150.00
d.
$135.00
 

 6. 
Jane’s family has mc006-1.jpg packages of noodles.  For lunch they used mc006-2.jpg packages and for supper they used mc006-3.jpg packages.

Approximately how many packages of noodles did the family use?
a.
2
b.
3
c.
4
d.
5
 

 7. 
Approximately how many packages of noodles are left?
a.
2
b.
mc007-1.jpg
c.
3
d.
mc007-2.jpg
 

 8. 
Exactly how many packages did the family use?
a.
mc008-1.jpg
b.
mc008-2.jpg
c.
mc008-3.jpg
d.
mc008-4.jpg
 

 9. 
Exactly how many packages of noodles does the family have left?
a.
mc009-1.jpg
b.
mc009-2.jpg
c.
mc009-3.jpg
d.
mc009-4.jpg
 

 10. 
If the family needs 3 packages of noodles for tomorrow’s supper, how many more packages should they buy?
a.
0
b.
1
c.
2
d.
3
 



 
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