How to Install Numeric Keypad on Mac?

Mac Numpad: Keyboard, Shortcuts, Emulator

Go to the Apple main menu, click on System Preferences then on Keyboard.
Select Input Sources and click on the + icon. You can then select the layout language you want e.g. English or French and consequently what functions certain keys will have:

Do Macbooks have Numeric Keypads?

It's pretty rare to see a laptop with a full number pad. In fact, none of Apple's MacBooks have ever had one. For now, the company is only working on Nums pads for the 13-inch MacBook Air, the 12-inch MacBook, and Retina MacBook Pros built after 2012.