Here is a virtual place value activity mat for performing place value arithmetic manipulations.
This virtual activity mat can model numerals up to and including 3999. It is especially helpful for illustrating borrowing and carrying operations.
Click the Preview button for a demonstration.
For class-wide instruction, simply mirror your computer display onto your SMART board or classroom projector. For individual student discovery and exploration, install on your classroom computer station.
Now with 8 Great Activity Sheets! The product folder now contains a PDF file with 8 printable activity sheets. Students can use these sheets to interact with the activity mat in a way that is instructive, constructive, and creative.
Running the Software: After downloading the zipped folder, copy it to your desktop and unzip it there. Open the resulting folder ("Virtual Calculator") and double-click on VirtualCalculator.exe.
REQUIREMENTS: Windows XP/Vista/7/8/10, or Wine running under Linux
Removing the Software: To remove the software, simply delete the folder "Virtual Calculator". (There is no need to "un-install" the program since it is a simple .exe file. Deleting the containing folder is sufficient to remove the program from your computer.)