Chapter 2 Our Number System, Addition And Subtraction Examples And Worksheet Page 11
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3043
OUR NUMBER SYSTEM, ADDITION AND SUBTRACTION (CHAPTER 2)
3
Round these numbers to the nearest hundred.
105
98
210
275
525
a
b
c
d
e
619
785
842
899
949
f
g
h
i
j
4
Numbers in their thousands can also be rounded to the nearest hundred.
2 3 4 8
these are to be replaced by 00
For example,
this will stay as it is
or go up by one
Using the rule, 2348 is rounded to 2300.
(by the rounding rule)
Round these numbers to the nearest hundred.
1467
2935
3042
3505
4968
a
b
c
d
e
5001
5100
6732
9073
9595
f
g
h
i
j
5
Round these to the nearest hundred.
The crowd at the car rally was 761.
a
b
I earned $2386 last month.
There were 3255 at the netball grand final.
c
7579 attended the NPC match on Saturday.
d
There were 78 296 people at the Olympic
e
athletics finals.
There were 87 cows in the paddock.
f
ROUNDING TO THE NEAREST THOUSAND
3417 is closer to 3000 than it is to 4000.
So, 3417 rounded to the nearest thousand is 3000.
Also, 3518 rounded to the nearest thousand is 4000.
Rounding rule:
When rounding to the nearest 1000
Last 3 digits
Round
000 to 499
down
500 to 999
up
9 7 6 5
these are to be replaced by 000
For example,
DEMO
this will stay as it is
or go up by one.
Using the rule, 9765 is rounded to 10 000.
(by the rounding rule)
6
Round these numbers to the nearest thousand.
2345
6543
8742
5789
9013
a
b
c
d
e
8804
1299
4500
7999
2020
f
g
h
i
j
7
Round these numbers to the nearest thousand.
12 354
78 842
13 579
24 680
20 301
a
b
c
d
e
79 842
87 006
50 036
92 222
96 669
f
g
h
i
j
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