Rounding
Vocabulary
Place Value
Properties of Addition
Patterns
100
What is 355 rounded to the nearest 10's?
360
100
What is a number written using digits only?
Standard form.
100
In the number 2,109; what place is the nine in?
One's
100
What is (2 + 5) + 1 = 2 + (5 + 1) showing?
The associative property of addition
100
What comes next in this pattern: *,*,*,$,$,$,____,_____,_____?
*,*,*
200
If the digit in the column next to the one to be rounded is 5 or higher, do you round up or down?
Round up.
200
What is shown here: 400 + 20 + 6?
Expanded form.
200
In the number 925, what place is the 2 in?
ten's
200
What property is: 3 + 0 = 3?
Identity property of addition
200
What comes next in this pattern: 100, 200, 300, ______, ______, ______
400, 500, 600
300
What is 4,369 rounded to the nearest hundred?
4,400
300
What is it called when a number is written with words and not numbers?
word form
300
In the number 7,439; what place is the 7 in?
thousands
300
What property does this problem represent? 12 + 15 = 15 + 12?
commutative property of addition
300
What comes next in this pattern: 120, 130, 140, ____, ______, ______?
150, 160, 170?
400
If the digit to the right of the one you are rounding is less than 5, what do you do?
You keep the digit you are rounding the same and put 0's behind the digit being rounded.
400
What is a number close to an exact value called?
estimate or estimation
400
What is the value of 6 in the number 673?
600
400
What do you call a math problem that contains numbers, operations and an equal sign?
A number sentence.
400
Name the next three numbers in the pattern: 567, 667, 767, _____, ______, ______
867, 967, 1,067
500
What is 5,107 rounded to the nearest thousand?
5,000
500
What are you doing when you change the value of a number to one that is easier to work with?
rounding
500
What value does the 5 have in the number 9,458?
50
500
What do these signs mean: <, >, = ?
Less than, greater than and equal to
500
What is this pattern: 12, 18, 24, ____, ______, ______?
Adding 6. The next 3 numbers would be: 30, 36, 42
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