Question 268935
Hello, 
We can do this with a process of elimination as follows:
32×73=2336  So we know this isn't it. 
52×75=3900 This isn't it.
62×76=4712 This isn't it either so:
82×78=6396
There we go!
Make sense?
There's a book I wrote that might help:
www.math-unlock.com