Calculator & abacus training vs Abacus Lesson -Multiplication- Uso & Estadísticas
This app is calculation drill for calculation training.
You can training that Abacus(soroban) & calculator & math
·Training mode
You can create the training that fits your level.
Purchase before you can create two. After the purchase will be able to create six.
Training time is pre-purchase is 50 times, after the purchase will be saved 200 times,
You can see their growth condition.
Training can be set in the range of below.
Kind: addition, the addition subtraction MIX, multiplication, division
Number of digits: up to 5 digits (9-digits after purchase)
Number of lines: up to 5 lines (15-digits after purchase)
Number of Questions: up to 50 questions
・Challenge mode
Level goes up and to clear the problem within the 100 s.
Since the problem is more and more difficult, let's challenge to your limits.
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An abacus is named "Soroban" in Japan. Do you know what an abacus is? The abacus is very simple calculator used in China, Japan, Korea and so on. Some people may say "Isn't it an unnecessary tool if you have a calculator such as a smartphone?". Answer would be "No".
The biggest difference between electric calculators and the abacus is whether you need to hold it in your hand when calculating. Because of its simplicity, you will be able to easily use the abacus in your mind.
In the app, we will explain simple and fast method of the multiplication using the abacus.
To learn multiplication, it is essential to be able to add with an abacus.
If you are new to addition and subtraction, we recommend that You first learn with the following app.
https://apps.apple.com/us/app/abacus-lesson-add-sub/id1526785916
This app will give you the skill of calculation of multiplication.
- App Store de Apple
- Gratis
- Educación
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Calculator & abacus training VS. 
Abacus Lesson -Multiplication-enero 9, 2025