+0  
 
+8
1511
4
avatar+145 

Here we go:

9=3x3      10=5x2

Then we take the 3 from the 9, and the 5 from the 10, 3x5=15

Then we take the 3 from the 9 and the 5 from the 10,  3x2=6

Then we add the products: 6+15=21!!!

 May 12, 2015

Best Answer 

 #3
avatar+4711 
+11

Thanks for the negative points...

 

:(

 

 

I meant you gave it all to got to find a valid solution for 9+10=21

 May 12, 2015
 #1
avatar+4711 
+11

You gave it all you got!!!

 

 May 12, 2015
 #2
avatar+145 
+8

What? 😕

 May 12, 2015
 #3
avatar+4711 
+11
Best Answer

Thanks for the negative points...

 

:(

 

 

I meant you gave it all to got to find a valid solution for 9+10=21

MathsGod1 May 12, 2015
 #4
avatar+145 
+3

Uh-Huh.         

 May 12, 2015

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