Hero Arithmetic Class was created to help you study a variety of arithmetic and ^ ^
If you want to practice or study arithmetic, download it ~
<b> ■ 10 problem solving modes ■
If you are not familiar with arithmetic, it is a safe mode that can solve 10 problems without any time limit.
Try to solve the problem slowly.
<b> ■ 1-minute loosening mode
Challenge yourself how many questions you have to solve in one minute!
You will find yourself solving more and more problems ^ O ^
<b> …
Hero Arithmetic Class was created to help you study a variety of arithmetic and ^ ^
If you want to practice or study arithmetic, download it ~
■ 10 problem solving modes ■
If you are not familiar with arithmetic, it is a safe mode that can solve 10 problems without any time limit.
Try to solve the problem slowly.
■ 1-minute loosening mode
Challenge yourself how many questions you have to solve in one minute!
You will find yourself solving more and more problems ^ O ^
■ Unlock mode in 5 seconds ■
If you solve the problem, time is full again.
Feel your concentration improved in the tension of solving problems in less than 5 seconds.
■ Unlock until Wrong mode ■
In this mode, you can choose one or more of the four arithmetic operations that you are not toxic to practice intensively.
How long can you solve the problem? ^^
Basic calculations and advanced calculations can be performed.
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