For all versions;
Possibility to add, subtract, divide, multiply (4 operations) question solving option!
Possibility to choose the duration per question with the option of 10,20,30 seconds!
The opportunity to choose how many steps to do with 1,2,3 step options!
A system that will take you to mastery over time in 4 transactions solving!
We would also like to say that optional options can be increased and an exam system can be introduced.