Calculator tips

Question

that's my first calculator i've ever made, im so proud of it :D
but i don't know if the calculator is really that good are there some things i can add ?

https://code.sololearn.com/W9HBGTpw7Noe/?ref=app

Answer 1

cool man. have a look to my own, maybe it can inspire u

https://code.sololearn.com/Wy1qk4v4GjhN/?ref=app