6
Rounding Numbers
0
59
0
Round 1763 to nearest 100
100
0
1
1800
Well done!
1
100
1
1760
Close, you rounded to the nearest 10, try again
0
0
1
18
Nope, your rounded digits are correct, but what do you haave to add to make the 1 worth a thousand as it was in the original number
0
0
1
176
Nope, look at the hundreds place, and then the figure one after that place
0
0
1
0
0
1
Round 12 492 to the nearest thousand
100
0
1
12 000
Well done!
1
100
1
13 000
Nope, look at the hundreds digit. Is it 5 or more?
0
0
1
12
Close but what do you need to add so that the 1 is worth ten thousand, and the 2 is worth two thousand as they were in the original number?
0
0
1
12 500
Close, but to round to thousands, there must not be any digits other than zero in the hundreds.
0
0
1
0
0
1
Round £349.55 to the nearest pound
100
0
1
£350
Well done!
1
100
1
£349
Nope, look at the first decimal place after the decimal point. Is it 5 or more?
0
0
1
£351
Nope, the pounds digit can only go up by one or stay the same
0
0
1
£350.01
Nope, when you round to the nearest pound, there should be no digits after the decimal point
0
0
1
0
0
1
Steve checks his car milage for the month as 2957 miles. Round this to the nearest 100 Km
100
0
1
3000 Km
Well done!
1
100
1
2900 Km
Nope, check the tens digit. It it 5 or larger?
0
0
1
2000 Km
Nope, nearest 100 not thousand!
0
0
1
3
Nope, what did the digit 3 represent in the original figure?
0
0
1
0
0
1
Algernon finds a figure for the UK population of 61 472 000. Round this figure to the nearest one hundred thousand
100
0
1
61 500 000
Well done!
1
100
1
61 400 000
Close, but is the tens of thousands figure 5 or greater?
0
0
1
60 000 000
Nope, the question asks you to round to the nearest one hundred thousand. Check the names of the columns...
0
0
1
61 000 000
Nope, the question asks you to round to the nearest one hundred thousand. Check the names of the columns...
0
0
1
0
0
1
Round 15 952 to the nearest hundred
100
0
1
16 000
Well done!
1
100
1
15 900
Not quite, is the hundreds digit 5 or larger?
0
0
1
15
Nope, you need to add zeros to keep the values, and you need to check the value of the hundreds digit
0
0
1
16
Nope, you need to add zeros to keep the values
0
0
1
0
0
1
Round 494 to the nearest ten.
100
0
1
490
Well done!
1
100
1
500
Nope, you are rounding to tens
0
0
1
49
Nope, you have the digits right but you need a zero to keep the 4 in the hundreds column and the nine in the tens column
0
0
1
5
Nope, you need to check the columns.
0
0
1
0
0
1
Round 495 to the nearest ten
100
0
1
500
Well done!
1
100
1
490
Nope, is the units figure 5 or larger? That always means that you have to add one to the tens
0
0
1
5
Nope, the digit 5 needs to be worth five hundred, so what do you need to add?
0
0
1
49
Nope, check the units digit. Is it 5 or more? And you need to check your columns
0
0
1
0
0
1
Round 47 623 to the nearest thousand
100
0
1
48 000
Well done
1
100
1
47 000
Not quite, look at the value of the hundreds digit. What do you have to do when the hundreds digit is 5 or more?
0
0
1
48
Nope, what do you need to add to keep the 48 worth 48 thousand?
0
0
1
47
Nope, what do you need to do when the hundreds digit is 5 or greater, and what do you need to add to keep the size of the number the same as the original number?
0
0
1
0
0
1
Round 745 to the nearest thousand
100
0
1
1000
Well done!
1
100
1
700
Nope, you have rounded to the nearest 100, think bigger!
0
0
1
750
Nope, you have rounded to the nearest 10. Think bigger!
0
0
1
8
Nope, draw up some columns, and see if the hudreds column is 5 or more...
0
0
1
0
0
1
0
Clue
=>
<=
X
small
0
Restart
contents.htm
0
Geneva,Arial,sans-serif
0
three
0
two
one
#0000CC
#000033
:-)
Index
Show all questions
Undo
Hint
Check
you@yourserver.com
Show questions one by one
Please enter your name:
http://yourserver.com/cgi-bin/FormMail.pl
=>
<=
#000000
#ffffff
Your time is over!
#000066
0
Your score is
#0000FF
1
Questions answered correctly first time:
0
#bbbbee
OK
0
Check
0
Next correct letter is:
Next
JQuiz Instructions
Please enter a guess, then check.
Correct answers:
Completed so far:
0
0
2
Your answer is partly incorrect.
Not perfect yet. Please try again.
0
1
nextpage.htm
0
1
You have completed the exercise.
10
1
Correct!
Next correct letter is:
0
1
0
0
0
Delete This Flashcard
Show Answer