Loading [MathJax]/jax/output/SVG/config.js
 
+0  
 
0
764
1
avatar

(4×10) (2×10)

 Sep 18, 2017
 #1
avatar+109 
+2

(4*10)(2*10)=40*20=800

 

Was this a joke or were you really stuck on this?

 Sep 18, 2017

1 Online Users

avatar