Question 1

Associative Property of Addition

Accepted Answer

States that the way addends are grouped does not change the sum

(2 + 3 ) + 4 = 2 + ( 3 + 4 )

Answer

States that the order in which numbers are added does not change the sum

(4 + 2 =6 and 2 + 4 =6)

Answer

States that the sum of any number and zero is the number

(0 + 4 = 4)

Question 2

Commutative Property of Addition

Accepted Answer

States that the order in which numbers are added does not change the sum

(4 + 2 =6 and 2 + 4 =6)

Answer

States that the way addends are grouped does not change the sum

(2 + 3 ) + 4 = 2 + ( 3 + 4 )

Answer

States that the sum of any number and zero is the number

(0 + 4 = 4)

Question 3

Identity Property of Addition

Accepted Answer

States that the sum of any number and zero is the number

(0 + 4 = 4)

Answer

States that the way addends are grouped does not change the sum

(2 + 3 ) + 4 = 2 + ( 3 + 4 )

Answer

States that the order in which numbers are added does not change the sum

(4 + 2 =6 and 2 + 4 =6)

Question 4

Parentheses ( )

Accepted Answer

Symbol which shows grouping

Answer

to rename a number using place value

Answer

a number close to the exact number

Question 5

<P>Estimate</P>

Accepted Answer

a number close to the exact number

Answer

to rename a number using place value

Answer

symbols which show regrouping

Question 6

<P>regroup</P>

Accepted Answer

to rename a number using place value

Answer

symbol which shows regrouping

Answer

a number close to the exact number

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