There are 10 decimeters (dm) in 1 meter (m). Therefore, to convert 31 meters to decimeters, you multiply by 10: 31 m × 10 = 310 dm. So, there are 310 decimeters in 31 meters.
1000m=1km So 31m=0.031km
1 dm
40 dm
680 of them.
8 dm
100 mm in a dm
.001 hm are in a dm
0.125 dm
2.5 dm
180 dm
200 dm
1 m = 10 dm ⇒ 1374 m = 1374 x 10 dm = 13740 dm