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Lesson 1: Estimating Whole Number Sums and Differences



 1. 

The chart shows the population, in 2001, of males and females (by provinces and territories) in Canada.

 
Male
Female
Newfoundland and Labrador
250 960
261 970
Prince Edward Island
65 750
69 540
Nova Scotia
439 090
468 920
New Brunswick
356 705
372 790
Quebec
3 532 845
3 704 635
Ontario
5 577 055
5 832 990
Manitoba
549 600
569 985
Saskatchewan
481 750
497 185
Alberta
1 486 590
1 488 220
British Columbia
1 919 100
1 988 635
Yukon Territory
14 440
14 230
Northwest Territories
19 115
18 245
Nunavut
13 840
12 910

Round the population of males in the Yukon Territory to the nearest thousand.
a.
15 000
b.
14 000
c.
14 500
d.
14 400
 

 2. 

Use the chart in question 1. Round the population of females in Manitoba to the nearest ten thousand.
a.
500 000
b.
600 000
c.
570 000
d.
560 000
 

 3. 

Use the chart in question 1. Round the population of males in New Brunswick to the nearest hundred thousand.
a.
350 000
b.
360 000
c.
300 000
d.
400 000
 

 4. 

Use the chart in question 1. Round the population of females in Quebec to the nearest million.
a.
4 000 000
b.
3 000 000
c.
3 700 000
d.
3 800 000
 

 5. 

Use the chart in question 1. Estimate the population in British Columbia, to the nearest million.
a.
3 900 000
b.
4 000 000
c.
4 100 000
d.
3 800 000
 

 6. 

Use the chart in question 1. Estimate how many more males there are in Nunavut than females.
a.
900
b.
100
c.
1100
d.
1000
 

 7. 

Use the chart in question 1. Estimate how many more females there are in Newfoundland and Labrador than males.
a.
1000
b.
20 000
c.
10 000
d.
2000
 

 8. 

Use the chart in question 1. Estimate to select correct answer for the total male population of Alberta and British Columbia.
a.
3 400 690
c.
3 505 690
b.
3 405 690
d.
3 500 690
 

 9. 

Use the chart in question 1. Estimate the select the correct answer for the total female population of Manitoba and Saskatchewan.
a.
1 067 170
b.
1 070 170
c.
1 060 170
d.
1 000 000
 

 10. 

Use the chart in question 1. Estimate to select the correct answer for the total population of the Northwest Territories.
a.
38 360
b.
40 000
c.
36 360
d.
37 360
 



 
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