Haunted Add Subt Integers

Learn how to add and subtract integers the haunted way! Be very careful, and be sure you answer all ten questions correctly, if not you can get trapped in the haunted house, and do it in a timely manner.
This app includes the following:
1.) Pick a haunted room.
2.) Answer all ten questions correctly.
3.) Rappin Mathematician
4.) 50 Practice questions

Just in time for Halloween.
Caution: If you get scared too easily, DO NOT DOWNLOAD THIS APP!!!!!!!!!
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