calculator on scratch! use the buttons to type, not your keyboard! there is 3 inputs: 1st is 1st number, 2nd is operator, 3rd is the 2nd number and use number key to switch between them! you know witch input by looking at the red mark! answer well be displayed in the 1st input. space to change background color. there is also a History tab by pressing enter
This is mobile-friendly! (not rly) all code by me