This math app can be used to teach and study the rounding of whole numbers. You can set your own problems or solve random problems. The numbers to be rounded can have up to 8 digits. The Whole Number Rounding app guides you step by step when you solve each problem and there are no penalties for wrong answers. The app’s clean interface and the total lack of timers ensures a stress free learning environment. Features and settings: -Each number can have 2-8 digits -Problems can be random or custom -The speed of the animations can be set Other iDevBooks math apps iDevBooks math apps have been reviewed and endorsed by Wired.com, IEAR.org, Edudemic.com, Teachers with Apps, and other respected sites and organizations. Feedback and requests for new features New ideas to make this app better are welcome. Please visit idevbooks.com to give feedback. Privacy This app has no ads or in-app purchases and it does not transmit any data during the operation of the app. This app also does not contain any links to other apps or the web.