1. Converting Between Metric Units

2. LENGTH Metre Stick 1 km = 1000 m 1 m = 100 cm 1 m = 1000 mm
km’s are used to measure large things like distance
mm’s are used to measure small things
Metre Stick

3. WEIGHT 1g = 1000 mg 1kg = 1000 g 1 Tonne = 1000kg
mg’s are used to measure really light things like tablets
g’s are used to measure light things, like ingredients
Tonne’s are used to measure really heavy things like elephants
Kg’s are used to measure quite heavy things

4. capacity 200 cl 33 cl 700 ml 500 l 2000 ml 50,000 cl 500,000 ml 2l
1 Litre = 1000 ml
1 Litre = 100 cl
1 cl = 10 ml
1 Kilolitre = 1000 l
Rola-Cola 2l
1/2 kl
70 cl
330 ml
200 cl
33 cl
700 ml
500 l
2000 ml
50,000 cl
500,000 ml

5. problem
George goes into his local off-licence and notices that there is a promotion on his favourite beer.
For £10 he can get:
8 x ½ l cans or
1 x 450 cl keg
12 x 330 ml bottles
Which option gives George the best value for money?