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properties
properteis
10
Mathematics
8th Grade
09/25/2006

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Term
commutative property
Definition

its ok to change the order

add ex 2+3=3+2

mult ex 2*3=3*2
Term
associative property
Definition
a change of grouping
(2+3)+4=2+(3+4)
(2*3)4=2(3*4)
Term
distributive property
Definition
____ the multiplication to each term
2(2x-3y+6)=4y-6y+12
Term
Property of Negative One
Definition
the coefficient of -x is (-1)x
Term
Inverse Property
Definition
add. opppsites cancel
mult. number * reciprocal= 1
Term
reciprocal property
Definition
its ok to flip the proportion over if towo rations are equal, their recripocals are also equal
Term
closure property
Definition
if the result of the operation is in the same number set as the two numbers used in the operation
Term
identity property
Definition
the answer must be the same in value

5+0=5
5*1=1
Term
symmetric property
Definition
rotation along the equal sign

2+3=5 5=2+3
Term
multiplicative property of zero
Definition
the answer must be equal to zero, since you are multipyling by zero

4*0=4
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