+++++ We recommend this application to you. +++++ - An infant or a primary schoolchild. With a parent - The person who calculates though it is hard to write a character, and wants to practice - The person who wants to practice the basic addition and subtraction willingly - As brain training of adult...
- You can save the names of 5 people to this app. So the family do not have smart phones enjoyed this app with you.
- It's possible to choose a different background picture every respective users. A background picture is chosen from the one prepared in the application. The user's original picture can't be established.
- If you don't save the best record you can use in the name of "guest".
- One-minute countdown begins when you start a calculation.
- You can easily input an answer using the button such as the electronic calculator.
- Every time one question is solved, it's examined whether your answer is a correct answer. When your answer is a mistake, the next problem isn't indicated.
- When one-minute countdown is over, the number of your correct answers is displayed. - And only the best record is recorded for this application. - In addition, you can solve these calculates that you were wrong similar to then once again. - You cannot untie it in a mass later, and you can untie only the thing which was wrong for one minute.)
+++++ In-app Billing +++++ - You purchase paid contents of this application only once. Then, you can use all contents of this application. - When you solve calculation on a piece of paper, please input an answer in turn from the right answer column. - When you use the supporting button, you can untie calculation on paper easily. - Even if you do not use the supporting button, you can input an answer.
ver1.2 --- The level 4 of addition became free. The level 4 of subtraction became free.