Cutting the door down

This task is about millimetres, centimetres and metres.
Sharee bought a second hand door. The door was wider and taller than the door frame. The measurements shown in the diagrams below are all in millimetres.
 
 

 
a) How high is the door in metres? __________ m
 
b) How wide is the door in centimetres? __________ cm
 
c) Sharee wanted to cut the door so it was exactly the same size as the door frame. How many centimetres would she need to cut off the
 
  i) height of the door? __________ cm
 
  ii) width of the door? __________ cm