100 millimetres = 1 decimetre so 12.5 mm = 12.5/100 = 0.125 decimetres. Simple!
how many decimeters are inadoor way
One.
50 decimeters
30,000 decimeters.
16.51 decimeters.
1.374 decimeters
137.4 decimeters
600 millimeters in 6 decimeters
960 deciliters...Not decimeters!
32 decimeters
1 decameter is 100 decimeters.
1 meter = 10 decimeters