+0  
 
+1
339
4
avatar

63x42=

 May 10, 2017
 #1
avatar+280 
0

63 x 42 = 2646

 

       63

x     42

     126

+ 252

   2646

 May 10, 2017
 #3
avatar+108 
+1

2,646, also calculators are very useful for these questions!

 May 10, 2017

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