Math Ch. 2 Vocab
Quiz by Jenna Manos
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- Q1
Associative Property of Addition
States that the order in which numbers are added does not change the sum
(4 + 2 =6 and 2 + 4 =6)
States that the sum of any number and zero is the number
(0 + 4 = 4)
States that the way addends are grouped does not change the sum
(2 + 3 ) + 4 = 2 + ( 3 + 4 )
30s - Q2
Commutative Property of Addition
States that the way addends are grouped does not change the sum
(2 + 3 ) + 4 = 2 + ( 3 + 4 )
States that the sum of any number and zero is the number
(0 + 4 = 4)
States that the order in which numbers are added does not change the sum
(4 + 2 =6 and 2 + 4 =6)
30s - Q3
Identity Property of Addition
States that the way addends are grouped does not change the sum
(2 + 3 ) + 4 = 2 + ( 3 + 4 )
States that the order in which numbers are added does not change the sum
(4 + 2 =6 and 2 + 4 =6)
States that the sum of any number and zero is the number
(0 + 4 = 4)
30s - Q4
Parentheses ( )
to rename a number using place value
a number close to the exact number
Symbol which shows grouping
30s - Q5
Estimate
to rename a number using place value
symbols which show regrouping
a number close to the exact number
30s - Q6
regroup
to rename a number using place value
symbol which shows regrouping
a number close to the exact number
30s