Calculation card 1.10 [free]

Is what the Japanese elementary school students are using at the time of the study of the calculation. Displays repeat the answer to the calculation problem . There is addition and subtraction , you can choose from three difficulty . Children can used by oneself , but you can also use the communication tool for the family . Number of questions is 20 on all level . ※ How to use this app 1. You choose the button from addition or subtraction each 3 levels 2. When the problem is displayed , consider the answer . Or you aloud 3. Touch the problem, please check the answer 4. Problem or answer Touch and go to the next problem 5. it ends with 20 questions . - You can choose the  background color from  pink ( initial value) or blue - You can learn at their own speed .  - To questions randomly - The number of times of the learning will not be saved - Because for free, Ad is displayed - Network connection has been used only for ads . - This app can use without connect at internet

• 09/28/2022: Calculation card 1.10
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