Hyakumon:×÷

"Hyakumon ×÷" is a 100-cell calculation app supports multiplication and division
It's easy, fun, and to improve children's fundamental mathematic capacity.

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What's 100-cell calculation?
10 random numbers are placed in the first row and in first column.
By calculating two numbers from the top and from the left 100 times, build fast and accurate calculation skill.

**Features**

1. Multiply
・You can choose the number of cells from 25 or 100.
　・You can choose 1 digit or 2 digits.
・Random numbers are placed in the first row and in the first column.
・If you choose "Practice multiplication table" on question settings, you can exercise it.
・The calculation result includes 0.

2. Division
・You can exercise to calculate that 2 digits divided 1 digit with a remainder.
・You can choose the number of questions from 20, 60 and 100.

3. Other
・Two numbers are given so that the calculation result doesn't be negative.
・You can exercise same questions repeatedly you challenged in previous exercise.
・A chart will appear after your exercise, will present time of excercise and the number of times of your mistakes.

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How to use:

1. Don't overdo at the beginning.
Don't warry about the time for exercise, even slowly, you should aim for finishing of all calculations accurately.
Set your target time based on your results of trying a couple of times.

2. Repeat the same exercise.
Repeat the same exercise every single day for 2 weeks.
By repeating, children will be able to calculate faster, and will have more confidence.

3. Check the results.
Check the result that exercising everyday make improve calculation skill.
When children finish the exercise, you should say to children "Well done!".
Don't upset if children take for a long time to finish the exercise.
You should cheer your children, say "you did well.".
Your recognition for their hard work will give peace of mind to children and will motivate them.

4. Romove the obstruction.
As you can figure out numbers that children took a long time to calculate and often mistook, you can teach children how to calculate of them.