Multiplication Table 20×20 for iPad

Questo è un software per lapprendimento di moltiplicazione.
Ed è pensato per aiutare a memorizzare la tavola pitagorica di 20 × 20.

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This is an application for learning multiplication table.
And it is considered helpful to memorize the table up to 20 × 20.

With the exercise mode, you select kind and row. And you push start button. So you are given questions.
When you answer all the questions,it is displayed correct answer and your time.

With the test mode, you select the number of question.
When you answer all the questions, it is displayed correct answer and score and your time.

When you answered all the questions correctly,you can update fastest time.