Identify Operation: Identify the mathematical operation needed to solve the problem.To find the number that 4000 must be multiplied by to get 320,000, we need to use division because division is the inverse operation of multiplication.
Set up Equation: Set up the division equation to solve for the missing number (represented by the box ◻).4000×◻=320,000 can be rewritten as ◻=4000320,000.
Perform Division: Perform the division to find the value of □. □=4000320,000□=80