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Integer rules vocab
Hauen laguntzarekin: Harkenrider
When multiplying or dividing integers
if one number is negative then the answer is ..........
i.e.    -5 * 7
not enough info
positive
negative
When multiplying or dividing integers
if both numbers are negative then the answer is ..........
i.e.    -5 * -7
not enough info
positive
negative
When multiplying or dividing integers
if both numbers are positive then the answer is ..........
i.e.    5 * 7
not enough info
positive
negative
What is the first thing you must determine when addingor subtracting integers?
are the signs the same?
are the signs different?
is this keep, change, change?
which one "looks" bigger?
is this a keep, change, change?
5 - 9
yes
no
is this a keep, change, change?
14 - (-9)
yes
no
is this a keep, change, change?
-9 - 8
yes
no
is this a keep, change, change?
5 -  -1
yes
no
is this a keep, change, change?
5 +  -1
yes
no
is this a keep, change, change?
4 - 8
yes
no
is this a keep, change, change?
-9 +  -1
yes
no
is this a keep, change, change?
-2 - 6
yes
no
When adding or subtracting integers
if the signs are the same, then you

and the sign 

changes
stays the same
not enough info
When adding or subtracting integers
if the signs are  different, then you

and  

the signs change
the sign stays the same
the one that "looks bigger" keeps its sign
When adding or subtracting integers
if the signs are the           , then you add

and the signs stay the same 

When adding or subtracting integers
if the signs are                     , then you subtract

and the sign that "looks" bigger gets to keep it's sign

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