About Subtraction IQ
Have you ever wanted to test your math proficiency? Here is an app that will allow you to test it in 30 seconds. This app will challenge you to subtract pairs of numbers within a 30 second time frame. After 30 seconds your score will generate an age proficiency. That's it! Have fun trying to beat the clock!
Download and install
Subtraction IQ version 1.2 on your
Android device!
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Android package:
com.www2bfanatic.SubtractionIQ, download Subtraction IQ.apk