What is differnce between expression and statement?

Answer 1

Statements represent an action or command e.g print statements, assignment statements.

print 'hello', x = 1

Expression is a combination of variables, operations and values that yields a result value.

5 * 5 # yields 25

Lastly, expression statements

print 5*5

For details:

https://stackoverflow.com/questions/4728073/what-is-the-difference-between-an-expression-and-a-statement-in-JUMP_LINK__&&__python__&&__JUMP_LINK

Answer 2

what is ... questions are a good candidate for a google search:

https://fsharpforfunandprofit.com/posts/expressions-vs-statements/