20 m is how many cm?
2000
15 km is how many meters?
15000
11 cm is how many mm?
110
2 km is how many meters?
2000
9 cm is how many mm?
90
4 dm is how many cm?
40
7 m is how many cm?
700
How many mm is 3 cm?
30
24 m is how many dm?
240
