order the lengths from least to greatest.

Question

305cm, 31km, 3m, 35dm

Answer 1

Quantity measured Unit Symbol Relationship
Length, width,
distance, thickness,
girth, etc. millimeter mm 10 mm = 1 cm
centimeter cm 100 cm = 1 m
meter m
kilometer km 1 km = 1000 m

Answer 2

-- From:
http://lamar.colostate.edu/~hillger/common.html

1 decimeter = 10 centimeters

Answer 3

thank you very much

Answer 4

You're welcome.