- operators: *, -, /, + \ values: 'hello', '-88.8', 5\
- variable-spam, string - 'spam' \
- String, int, bool
- Expressions consist of values and operators and they always evaluate to a single value
- a statement states a line of code. Expression is a part of statement. Statement doesn't return anything
- 20
- spamspamspam , spamspamspam
- eggs doesn't start with a number, nor has whitespace or hyphens or special characters, while 100 starts with a number.
- int(), float(), str()
- int and string cannot be concatenated.