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Estimation Homework


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 
 
Estimate by first rounding to the nearest whole number.
 

 1. 
mc001-1.jpg
A
8
B
15
C
10
D
5
 

 2. 
mc002-1.jpg
A
72
B
81
C
90
D
80
 

 3. 
Use compatible numbers to estimate mc003-1.jpg
A
200
B
150
C
50
D
100
 
 
Estimate the sum or difference. Use the benchmarks 0, nar002-1.jpg, and 1.
 

 4. 
mc004-1.jpg
A
1
B
0
C
mc004-2.jpg
 
 
Estimate the sum or difference.
 

 5. 
mc005-1.jpg
A
8
B
3
C
13
D
5
 

 6. 
mc006-1.jpg
A
11
B
10
C
12
D
13
 
 
Estimate the product.
 

 7. 
mc007-1.jpg
A
32
B
36
C
11
D
24
 

 8. 
Estimate the area of a picture measuring mc008-1.jpg feet by mc008-2.jpg feet.
A
40 ft2
B
48 ft2
C
35 ft2
D
42 ft2
 

 9. 
Estimate the answer.
mc009-1.jpg
A
3
B
6
C
4
D
5
 

 10. 
Use mental math to find 15.4 + 4.8 + 4.6.
A
20.8
B
24.2
C
24.8
D
23
 



 
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