Note: expr performs integer division, so it discards the remainder. Usage Tips
In modern scripting (like Bash), it is often more efficient to use Arithmetic Expansion —for example: $((937808300 + 932955077)) . expr 937808300 932955077
The expr utility requires an operator to perform a calculation. Without an operator (like + , - , * , or / ), the command will typically return an error or simply print the first number, depending on the specific shell environment. Potential Calculations Note: expr performs integer division, so it discards
The command expr 937808300 932955077 is an incomplete instruction for the , which is used to evaluate expressions in a terminal environment. Functionality Without an operator (like + , - ,
expr treats each number and operator as a separate argument. You must include spaces (e.g., 9 + 5 , not 9+5 ).