How we can make a calculator in C++

Question

With explanation pls.

Answer 1

Your effort???

Basic idea for making a calculator
1) use switch for operations
2) ask two values and a operation to carry on from users
3) now match operation from switch statements and perform that specific operation.

done.
Now try!!!

Answer 2

for example:
https://code.sololearn.com/c6qmU7HU7uLb/?ref=app