How many metres are there in $1$1 kilometre?
Convert $6$6 centimetres to millimetres.
Convert $80$80 millimetres to centimetres.
Convert $500$500 centimetres to metres.
Uses decimal fractions (1/10, 1/100) in the context of units of length and money, weight, temp
Relates commonly used larger and smaller units of length, weight and volume and converts one to the other.