You are downloading the Math Wrench AppXBundle file v2014.828.739.2950 for Windows Phone. Math Wrench is a free and useful Education app: MATH WRENCH:Math Wrench is a simple mathematical application that will allow users (teachers or students) to perform mathematical operations on ... You can now download the offline AppXBundle file to install & try it.
Download Locations for Math Wrench 2014.828.739.2950 AppXBundle file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline AppXBundle File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Math Wrench AppXBundle file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.