Answer: 16.3 cm
Step-by-step explanation:
2.5 meters = 98.4252 inches.
(Round to 98.4)
98.4 - 11.5 = 86.9
(keep subtracting till you can't subtract 11.5 anymore w/o getting a negative number)
6.4 in = 16.3 cm (multiply the length value by 2.54)
16.3 cm left over.