For the problem maker for various divisor and negative number operations, users can choose a combination of multiple problems at will, including three types of divisors in abacus mental arithmetic, decimal division, rounding value, and negative number problems.

Two modes are suitable for different learning needs:
Practice Mode Provides an endless stream of random questions aimed at the accuracy of the answers.
Challenge mode requires you to complete the most questions in a given time.
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In the test paper editor, there are 6 question types to choose from.
As long as you enter the question option, you can get the corresponding random question, and you can also get the answer page of the question.

No rounds is a practice or challenge mode, and every completed result will be recorded in the system in detail for viewing and review at any time.
Through report analysis, we can understand the strengths and weaknesses of personal learning, so as to focus on more effective strengthening training and accelerate the mastery of relevant skills.

In addition to question practice through the program, the PDF of the prepared test paper can also be printed or emailed for offline training purposes.
The system will make quizzes according to the options, although the options are the same, the random quizzes produced by the system will not be the same each time.

For details, please visit https://www.hamsterforce.com/AbacusTrainerCN.html