300
The highest point in Maryland is Backbone Mountain in Garrett County. In exponential form, it's height in feet is (3 x10^3) + (3 x 10^2) + ( 6 x 10^1). This is the height of Backbone Mountain in standard form.
A. 336
B. 3,306
C. 3,360
D. 30,360
What is C - 3,360?