Convert Length, Mass & Capacity
Convert Lengths
Convert between units. Remember: 1 km = 1,000 m, 1 m = 100 cm, 1 cm = 10 mm.
3 km = ___ m
450 cm = ___ m
2.5 m = ___ cm
85 mm = ___ cm
More Length Conversions
Convert each measurement.
7.2 km = ___ m
350 cm = ___ m
1.8 m = ___ cm
42 mm = ___ cm
6,500 m = ___ km
Which Is Longer?
Circle the longer measurement.
Which is longer?
Which is longer?
Which is longer?
Which is longer?
More Length Comparisons
Circle the longer measurement.
Which is longer?
Which is longer?
Which is longer?
Which is longer?
Match Length Equivalents
Draw a line to match equivalent measurements.
Convert Mass
Convert between units. Remember: 1 kg = 1,000 g, 1 tonne = 1,000 kg.
4.2 kg = ___ g
3,750 g = ___ kg
0.5 tonne = ___ kg
2,500 kg = ___ tonnes
More Mass Conversions
Convert each measurement.
6.8 kg = ___ g
1,250 g = ___ kg
0.25 tonne = ___ kg
7,500 kg = ___ tonnes
Which Is Heavier?
Circle the heavier measurement.
Which is heavier?
Which is heavier?
Which is heavier?
Which is heavier?
Match Mass Equivalents
Draw a line to match equivalent measurements.
Convert Capacity
Convert between units. Remember: 1 L = 1,000 mL, 1 kL = 1,000 L.
3.5 L = ___ mL
6,250 mL = ___ L
0.75 kL = ___ L
4,000 L = ___ kL
More Capacity Conversions
Convert each measurement.
2.8 L = ___ mL
450 mL = ___ L
1.5 kL = ___ L
8,000 L = ___ kL
Which Holds More?
Circle the larger capacity.
Which holds more?
Which holds more?
Which holds more?
Which holds more?
Sort by Unit Type
Sort each unit into the correct measurement type.
Sort: Reasonable Measurements
Sort each measurement into whether it is a reasonable estimate or not.
Measurement Word Problems
Solve each problem. Show your working.
A recipe needs 1.5 kg of flour. You have 800 g. How many more grams do you need?
A pool holds 25 kL of water. How many litres is that?
A ribbon is 3.2 m long. You cut off 85 cm. How many centimetres are left?
More Word Problems
Solve each problem. Show your working.
You mix 750 mL of juice with 1.5 L of water. How many millilitres of liquid do you have?
A truck can carry 3 tonnes. It already has 1,800 kg loaded. How many more kilograms can it carry?
You need 4 pieces of string, each 65 cm long. How many metres of string do you need in total?
Multi-Step Conversions
Convert each mixed measurement to a single unit.
2 km 350 m = ___ m
4 kg 750 g = ___ g
3 L 200 mL = ___ mL
1 tonne 500 kg = ___ kg
Home Activity: Kitchen Conversions
Practise converting measurements at home!
- 1Find 5 food packages. Convert each mass from grams to kilograms (or vice versa).
- 2Measure the length of 3 rooms in your house in metres, then convert to centimetres.
- 3Fill a jug with water. How many 250 mL cups does it take to fill a 1 L bottle?
- 4Estimate the mass of 3 objects in grams, then check with kitchen scales.
- 5Find the total capacity of all the drink bottles in your house.
Conversions with Three Units
Complete the three-unit conversion chain.
3.2 km = ___ m = ___ cm
4,800 g = ___ kg = ___ t
5.6 kL = ___ L = ___ mL
250 mm = ___ cm = ___ m
Perimeter Problems with Unit Conversions
Calculate the perimeter and convert to the required unit.
Square: side = 85 cm. Perimeter = ___ cm = ___ m
Rectangle: 2.4 m × 80 cm. Perimeter = ___ cm = ___ m
Triangle: sides 1.2 m, 85 cm, 1.5 m. Perimeter = ___ cm = ___ m
Unit Sense Check
Circle the most reasonable estimate.
A bottle of milk:
A grain of rice:
Height of a building with 10 floors:
Mass of a Year 6 student:
Conversion Rate Problems
Solve these problems involving rates and units.
A tap drips at 2 mL per second. How many litres in 1 hour? ___
A car uses 8 L per 100 km. How many mL per km? ___
A printer uses 5 g of ink per 100 pages. How many kg for 10,000 pages? ___
Sort: Appropriate Conversions
Sort each situation into whether you would use the given conversion or not.
Match Conversion Calculations
Draw a line to match each calculation to its answer.
Shopping and Mass
Solve these mass conversion shopping problems.
You buy 3 bags of flour: 2 kg, 1.5 kg, 750 g. Total mass in grams: ___
Cheese costs $12/kg. You buy 650 g. Cost: $___
A box holds 24 tins, each 400 g. Total mass in kg: ___
Capacity at a Party
Solve these capacity problems for a party.
Each person drinks 250 mL. 16 guests. Total juice needed: ___ mL = ___ L
You have three 2 L bottles. Can you fill all 16 glasses of 250 mL? Show working: ___
Distance, Speed and Conversion
Solve these problems involving distance and conversions.
A cyclist travels 45 km in 3 hours. Speed = ___ km/h = ___ m per minute
A train takes 2.5 hours to travel 350 km. Speed = ___ km/h
At 60 km/h, how many metres does a car travel in 1 second? ___
Comparing Lengths
This graph shows lengths of four rivers (each icon = 100 km). Answer the questions.
| Murray River | |
| Murrumbidgee | |
| Darling River | |
| Lachlan River |
What is the total length of all four rivers in km?
How many more metres is the Murray than the Lachlan?
What fraction of the total length is the Murray?
Capacity of Containers Found at Home
Students measured containers. Tally how many fall in each category.
| Item | Tally | Total |
|---|---|---|
< 0.5 L | ||
0.5–1 L | ||
1–2 L | ||
> 2 L |
Measurement in Science
Solve these scientific measurement problems.
A microscope image is magnified 1,000×. A cell appears 5 mm wide. Real size = ___ μm (1 mm = 1,000 μm)
The Earth is 150,000,000 km from the Sun. In metres: ___. In cm: ___
Area and Volume — Unit Conversions
Convert each area or volume measurement.
6 m² = ___ cm²
50,000 cm² = ___ m²
2 m³ = ___ cm³ = ___ L
4,500 cm³ = ___ L = ___ mL
Comparing Quantities with Different Units
Convert and then compare each pair.
3.6 kg vs 3,650 g: Which is more and by how much (in g)? ___
1.85 L vs 1,900 mL: Which is more and by how much (in mL)? ___
2.4 km vs 2,350 m: Which is more and by how much (in m)? ___
Units in Sport
Answer these sports-related measurement questions.
A marathon is 42.195 km. Convert to m: ___. And to cm: ___
A 50 m swimming pool: how many laps = 1.5 km? ___
A javelin was thrown 83.7 m. Express in cm and mm: ___, ___