Description
This is an application for practicing "Soroban" abacus!
You can practice multiplication, division, addition, and subtraction.
All practice exercises are available for free.
[Max Digits]
Multiplication: 6 digits × 6 digits = 11 or 12 digits
Division: 11 or 12 digits ÷ 6 digits = 6 digits
Addition / Subtraction: 10 digits, 20 terms
[Addition / Subtraction]
・Each number pops up individually, just like "Flash Anzan".
・You can select "Negative Answer Mode".
The answer will sometimes be negative, at random.
[Others]
・The answer is displayed in three ways: not rounded (as is), rounded to the nearest one, or rounded to the nearest thousandth.
Example:
66.7829
67
66.783
・You can move the position of the question on the screen.
*Input and time measurement functions are not available.