Respuesta :
Subtraction is 100 m.
Subtraction
It is the difference between two numbers.
How to calculate the difference between two numbers?
Subtraction = Bigger number - Smaller number
Subtraction = 500 - 400
Subtraction = 100m
Thus, Subtraction is 100 m.
More about the subtraction link is given below.
https://brainly.com/question/4319655