Tok Tok Math Challenge Lite

This is a stimulating, interesting and convenient math practice tool,
AI will automatically generate questions, so each time the questions are different, the questions will be more difficult in the higher level.
In this version, the questions cover Addition and Subtraction.
There are practice mode and challenge mode in the App,
in practice mode, there is no time limit, you can manually increase or decrease the level,
In the challenge mode, the challenger has to answer the questions as correctly as possible within 120 seconds, each time you answer a question correctly, you will increase your score and time, when the time is up, see how much score you can get!