+0  
 
0
3550
1
avatar

400 in standard form

 Jan 18, 2015

Best Answer 

 #1
avatar+118724 
+5

400=4*10^2

 Jan 19, 2015
 #1
avatar+118724 
+5
Best Answer

400=4*10^2

Melody Jan 19, 2015

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