Pakasoro

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.