Posted by Kweku on .
How could 20 multiplied by 10 help you solve 26 multiplied by 25.

Math 
PsyDAG,
I really don't know. However, since I do know squared numbers, I would square 25 = 625 and add 25 to it to get my answer of 650.
I don't know if that will be helpful to you or not. Thanks for asking.