Big keys calculator

The calculator keys are large. So the keys are easy to tap.
And this calculator is a very stylish design.
This app has the Simple type of the large key and the Multi-function type.
You can change and use these 2 types.

Multi-function type supports arithmetic, constant calculation, pro rata calculation, percent calculation.

Simple type is easy to tap because key is large. It supports arithmetic only.

【Main function】
14 digits you can enter.
Formula is displayed.
Calculation history you can view.
Operation method uses a Casio method.
Switch the pure gold type and leather button type.
Decimal fraction can be set.
The number of decimal places can be set.
You can use for free.

【Constant Calculation】
After entering a numeric value, it is set to a constant when you tap the four arithmetic operations key twice.
ex.）When adding a constant 10
10++
100＝（result 110）
200＝（result 210）

【Pro rata Calculation】
After entering a numeric value, it is set to a constant when you tap the four arithmetic operations key twice.
ex.）After allocating the constant 10, and calculates the total
10××
20M+（result 200）
30M+（result 200）
MR（result 500）

【Recommended】
If you're a want calculator stylish design.
If you have want it easy to press the key calculator.
If you want to show people the calculation results.
If you want to have tax calculations.
If you want to use a good stylish calculator of the design for free.