how many cm is 100mm? Also, if it is 5 over 9-9 over 9 how do you subtract?
One centimeter is ten millimeters, so 100mm = 10cm.
(5/9) - (9/9)
Complete operations in parentheses:
~.55 - 1 = ~.44
(5/9) - (9/9)
Complete operations in parentheses:
~.55 - 1 = ~.44