4 dm is how many cm?
40
24 m is how many dm?
240
15 km is how many meters?
15000
50 km is how many meters?
50000
30 dm is how many cm?
300
9 dm is how many cm?
90
11 cm is how many mm?
110
20 m is how many cm?
2000
2 km is how many meters?
2000
How many mm is 3 cm?
30
7 m is how many cm?
700
9 cm is how many mm?
90
