Arduino Calculator / computer design

Description:

Implement a basic Calculator using an Arduino, push buttons/keypad and LEDs

The submission requirements are a report, source code (INO file) for the Arduino and link to the tinkercad design.

https://www.tinkercad.com

follow these instructions :

The calculator must perform at least the basic arithmetic operations ADD, MULTIPLY, SUBTRACT and DIVIDE

the result may be displayed on the serial monitor, although using an LCD component is preferable (LCD will be required for the next project). Bonus points (up to 30%) will be awarded for use of LCD, use of the additional functions FACTORIAL, ODD or EVEN, MODULUS and PRIME FACTORS.

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