Reverse Percentages
This video tutorial explains how to find the original amount when given a percentage of that original number.
I am available for online tutoring too. Just visit iattainonline.com for more information.
You can download a copy of the question generator by following this link;
https://drive.google.com/open?id=1S_i...
You will need to click 'enable content' when the file opens or the buttons won't work.