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 What is negative 9 subtract negative 9?

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What is negative 9 subtract negative 9?

 Mar 30, 2015

Best Answer 

 #2
avatar+128707 
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-9 - (-9) =

-9 + 9 =

0

 

  

 Mar 31, 2015

2+0 Answers

 #1
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 I don't know 

 Mar 31, 2015
 #2
avatar+128707 
+5
Best Answer

-9 - (-9) =

-9 + 9 =

0

 

  

CPhill Mar 31, 2015

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