電卓くん２

It is a calculator application "Calculator-kun 2" specializing in money calculation such as shopping.
Multiply, divide, and% calculations are automatically inserted into parentheses while displaying the total amount for each calculation, and priority calculation is performed.
Two consumption tax rates can be set. The calculation result can be switched between 8% and 10% with one click.

Feature
・ Change the display of the reduced tax rate that will be implemented from October 2019, the difference in the amount of tax included in take-away and in-store meals with a single click.
・ Calculate in real time and display the amount including consumption tax
・ Record calculation formulas and share as text
・ Tax-included amount (internal tax) can be converted to tax-excluded amount (external tax)
・ Multiplication, division, etc. are automatically inserted ().
・ Two consumption tax rates can be registered and individual tax rates can be changed.
-The display of numerical values ​​after the decimal point can be changed.
(Fractions after decimal point = rounded down, 2-digit display, 6-digit display)
・ 4 design colors

How to use
* Basically calculate the tax-exempt products.
Consumption tax is added to the total amount and the decimal part is rounded down.
When internal tax and external tax are mixed, switch to external tax with the "Internal tax> External tax" button.

* Press the Save button to save the calculation formula and results as a history.
The saved history can be referred from the “Settings / History” button.
The history can be erased individually by touching the expression, or all by the delete all button.
It can also be sent as text to e-mail or LINE via "Share".

* The Min button temporarily stores the calculation results, and each time you press it, you can switch between tax-excluded and tax-included amounts.
Mout is a memory call.

Differences from Calculator
・ Addition of decimal point
-Display setting below the decimal point of calculation result.
-The calculation formula can be saved.
・ Amounts including consumption tax are always displayed.

Other
-The number of digits that can be calculated is up to 9 digits.
・ If you press the "Internal Tax> External Tax" button, the amount will be displayed in red and up to 2 decimal places.
Also, it can only be used in calculation formulas and cannot be applied to calculation results.
・ Consumption tax calculation varies depending on the store, so the calculation result may vary slightly.


A simple calculator equipped with various functions useful for money calculation.
I hope you find it useful for shopping.