What units of length do you know? What units of mass do you know? Starter What units of length do you know? What units of mass do you know? What units of capacity do you know?
What do all of these words have in common? rearrange uneven incorrect irregular unlucky What do all of these words have in common? illegal disrespect improper uncertain unnecessary
What do all of these words have in common? re-arrange un-even in-correct ir-regular un-lucky What do all of these words have in common? il-legal dis-respect im-proper un-certain un-necessary
Prefix Meaning Length Mass Capacity Kilo - Thousand (1000) kilometre kilogram kilolitre Hecto - Hundred (100) hectometre hectogram hectolitre Deca - Ten (10) decametre decagram decalitre *base unit One (1) metre gram litre Deci - Tenths (0.1) decimetre decigram decilitre Centi - Hundredths (0.01) centimetre centigram centilitre Milli - Thousandths (0.001) millimetre milligram millilitre
mm cm m km Convert 12 metres to centimetres = 1 200 cm Divide by 10 Divide by 100 Divide by 1000 mm cm m km Multiply by 10 Multiply by 100 Multiply by 1000 Convert 12 metres to centimetres Convert 3 kilometres to millimetres Convert 1.75 metres to millimetres = 1 200 cm = 3 000 000 mm = 1 750 mm
mg g kg Convert 350 grams to kilograms Divide by 1000 Divide by 1000 mg g kg Multiply by 1000 Multiply by 1000 Convert 350 grams to kilograms Convert 4 400 000 milligrams to kilograms Convert 0.056 kilograms to grams = 0.35 kg = 4.4 kg = 56 g
mL cL L Convert 1.2 litres to centilitres = 120 cL Divide by 10 Divide by 100 mL cL L Multiply by 10 Multiply by 100 Convert 1.2 litres to centilitres Convert 3300 millilitres to litres Convert 75 centilitres millilitres = 120 cL = 3.3 L = 750 mL
You also need to know: 1 cm³ = 1 mL 1m³ = 1000 L
Convert the following: 7 m to cm 6000 mg to g 0.5 L to mL 9 cm to mm 75 cm3 to mL 450 cL to L 370 m to km 190 mL to cL 8500 L to m3
Answers A: Lengths 600 cm 21 cm 5300 m 84 cm 0.054 km 67 000 mm B: Weights 3 kg 5000 g 0.56 kg 0.035 kg 9480 g 0.256 kg C: Volumes 2 L 50 L 45 L 65 000 mL 52.5 cL 465.4 L D: Exam Questions 140 mL = 0.14 L, Logan is wrong 6.25 + 4.75 + 8.5 = 19.5 km, Tony did not run 20 km Amy is 1.83 m