Metric Units of Measurement
Choose the Right Unit — Length (A)
Sort each measurement into the correct unit.
Choose the Right Unit — Length (B)
Sort each measurement.
Choose the Right Unit — Mass
Sort each item by the best unit to measure it.
Choose the Right Unit — Capacity
Sort each item by the best unit.
Match Units to Measurements (A)
Draw a line to match each item to its most likely measurement.
Match Units to Measurements (B)
Draw a line to match each item to its most likely measurement.
Best Estimate (A)
Circle the most reasonable measurement.
The length of a car is about...
A glass of milk holds about...
A dog weighs about...
The width of a door is about...
Best Estimate (B)
Circle the most reasonable measurement.
An egg weighs about...
A bucket holds about...
A textbook is about...
The distance from Sydney to Melbourne is about...
Unit Conversions — Length Basics
How many smaller units in the larger? 1 m = 100 cm, 1 km = 1,000 m.
Convert Length Units (A)
Circle the correct conversion.
3 km = ?
250 cm = ?
45 mm = ?
1.5 m = ?
Convert Length Units (B)
Circle the correct conversion.
7.2 km = ?
350 cm = ?
2,500 m = ?
85 mm = ?
Convert Mass and Capacity (A)
Convert each measurement.
2 kg = ___ g
4,500 g = ___ kg ___ g
3 L = ___ mL
1,750 mL = ___ L ___ mL
Convert Mass and Capacity (B)
Convert each measurement.
5.5 kg = ___ g
3,250 g = ___ kg
2.75 L = ___ mL
6,800 mL = ___ L ___ mL
Match Equivalent Measurements
Draw a line from each measurement to its equivalent.
Mixed Conversions
Convert these measurements.
4.2 km = ___ m
720 cm = ___ m
3,400 g = ___ kg
8.5 L = ___ mL
45 mm = ___ cm
Which Is Longer/Heavier/More?
Circle the larger measurement.
Which is longer?
Which is heavier?
Which holds more?
Which is longer?
Order Measurements
Convert to the same unit, then order from smallest to largest.
2.5 m, 240 cm, 2,600 mm → smallest to largest: ___, ___, ___
1.2 kg, 1,150 g, 1.25 kg → smallest to largest: ___, ___, ___
0.5 L, 450 mL, 0.55 L → smallest to largest: ___, ___, ___
Measurement Problems (A)
Solve each problem. State the unit in your answer.
A swimming pool is 50 m long. A runner does 4 laps. How far do they run? (Give your answer in metres and kilometres.)
A recipe needs 750 mL of milk. You have a 2 L bottle. How much will be left after making the recipe?
Three parcels weigh 1.2 kg, 850 g and 2 kg. What is the total weight in kilograms?
Measurement Problems (B)
Solve each problem.
A fence is 12.5 m long. It is made of planks each 50 cm wide. How many planks are needed?
A container holds 5 L. You fill cups that hold 250 mL each. How many cups can you fill?
Measurement Problems (C)
Solve these multi-step problems.
You buy 3 bags of rice weighing 2.5 kg each. You use 4.2 kg for cooking. How much is left?
A road is 3.6 km long. Workers have paved 2,800 m. How many more metres need paving?
Measurement Word Problems
Solve each problem. Show your conversions.
A snake is 1.8 m long. It grows 15 cm. How long is it now (in cm and m)?
You drink 350 mL of water 6 times a day. How many litres is that?
A bag of oranges weighs 2.4 kg. Each orange weighs about 200 g. About how many oranges?
Measurement Sense Check
Circle the answer that makes sense.
The height of a basketball hoop is about...
A can of soft drink holds about...
An adult weighs about...
A marathon is about...
Create Measurement Problems
Write your own measurement problems.
Write a problem involving converting between metres and kilometres. Then solve it.
Write a problem involving adding masses in different units. Then solve it.
Choose the Right Unit — Length (C)
Circle the best unit.
Width of a classroom
Length of a paper clip
Distance to the next town
Height of a coffee mug
Choose the Right Unit — Mass (A)
Circle the best unit.
Mass of a car
Mass of an egg
Mass of a person
Mass of a grain of rice
Choose the Right Unit — Capacity (A)
Circle the best unit.
Water in a swimming pool
A dose of cough medicine
Water in a bucket
A teaspoon holds about
Unit Conversions — Length
Convert: 1 km = 1,000 m; 1 m = 100 cm; 1 cm = 10 mm.
Unit Conversions — Mass
Convert: 1 kg = 1,000 g.
Unit Conversions — Capacity
Convert: 1 L = 1,000 mL.
Match Measurements to Objects
Draw a line.
Convert Lengths (A)
Convert each measurement.
3.5 km = ___ m
450 cm = ___ m
2,500 m = ___ km
85 mm = ___ cm
Convert Lengths (B)
Convert.
1.2 m = ___ cm
7,500 m = ___ km
0.5 km = ___ m
350 cm = ___ m ___ cm
Convert Mass (A)
Convert.
3.5 kg = ___ g
2,750 g = ___ kg ___ g
0.25 kg = ___ g
6,000 g = ___ kg
Convert Capacity (A)
Convert.
2.5 L = ___ mL
3,750 mL = ___ L ___ mL
0.75 L = ___ mL
8,000 mL = ___ L
Sort: Heavier or Lighter Than 1 kg?
Sort each item.
Measurement Word Problems (A)
Solve.
A desk is 1.2 m wide. How many cm is that? ___
A recipe needs 750 mL of milk. How many litres is that? ___
A parcel weighs 2.3 kg. How many grams? ___
Measurement Word Problems (B)
Solve.
You walk 1.5 km to school and 1.5 km back. Total distance in metres? ___
A bottle holds 1.25 L. You drink 500 mL. How much is left? ___
You buy 2 kg of apples and use 800 g. How many grams left? ___
Estimate Measurements (A)
Circle the best estimate.
A door is about ___ tall.
A litre bottle weighs about ___ when full of water.
Your thumb is about ___ wide.
Mixed Unit Calculations (A)
Calculate.
3 km 450 m + 2 km 750 m = ___ km ___ m
5 kg 200 g − 1 kg 800 g = ___ kg ___ g
4 L 500 mL + 3 L 700 mL = ___ L ___ mL
Mixed Unit Calculations (B)
Calculate.
8 km − 3 km 600 m = ___ km ___ m
2.75 kg × 4 = ___ kg
6 L ÷ 4 = ___ L = ___ mL
Measurement Problem Solving
Solve these.
A fence is 15 m long. Posts are placed every 2.5 m. How many posts? ___
A recipe for 4 serves uses 500 mL of water. How much for 10 serves? ___
A truck can carry 5 tonnes. Boxes weigh 250 kg each. How many boxes fit? ___
Metric Prefixes
Circle the correct answer.
'kilo' means...
'milli' means...
'centi' means...
1 km is to 1 m as 1 kg is to...
Match Measurement to Real Object
Draw a line.
Mixed Unit Bonds (B)
Convert and find the missing value.
Best Estimate for Measurement (B)
Circle the most reasonable measurement.
Mass of a Year 5 student
Length of a school hall
Capacity of a kitchen sink
Mass of a grain of rice
Sort from Smallest to Largest
Sort each set of measurements in order.
Measuring in Real Contexts (A)
Solve these measurement problems.
A doctor needs 250 mL of medicine. The bottle has 1.5 L. How many full doses remain? ___
A parcel weighs 2.35 kg. Postage is $1.20 per 500 g. Total postage: ___
A running track is 400 m. How many laps for 10 km? ___
Converting Between Units (C)
Convert and solve.
Convert 4.75 km to metres: ___
Convert 3,400 mL to litres: ___
Convert 7,250 g to kilograms: ___
Convert 8.06 km to metres: ___
Measurement Sequences (mL and m)
Continue each pattern.
Daily Water Intake
Each icon = 250 mL. Track daily water intake.
| Monday | |
| Tuesday | |
| Wednesday | |
| Thursday | |
| Friday |
Total water for the week in mL?
Convert to litres:
Average daily intake?
Was daily target of 2 L met every day?
Classroom Object Lengths
Lengths of classroom objects measured by students.
| Item | Tally | Total |
|---|---|---|
0–10 cm | ||
11–30 cm | ||
31–100 cm | ||
Over 100 cm |
Compare Measurement Totals
Tick which group has more.
3 L of water vs 4,000 mL: which is more?
5 kg vs 5,500 g: which is heavier?
Design a Measurement Experiment
Plan an experiment to measure capacity.
Materials needed: ___
Steps to measure how much water a glass holds: ___
What unit would you use? Why?
How would you record your results?
Measurement in Sport
Measurement is important in sport.
A marathon is 42.195 km. How many metres is that? ___
A swimming pool is 50 m long. How many laps for 2 km? ___
A javelin throw of 62.35 m. Convert to cm: ___
Why must measurements in sport be very accurate?
Metric vs Imperial Units
Australia uses metric; some countries use imperial.
1 mile ≈ 1.6 km. Convert 5 miles to km: ___
1 pound ≈ 0.45 kg. Convert 10 pounds to kg: ___
A recipe uses cups. 1 cup ≈ 250 mL. Convert 3 cups to mL: ___
Why does Australia use metric units? ___
Measurement Errors
Think about measurement accuracy.
A student measures a desk as 122 cm. Another says 1.22 m. Are they the same? ___
A bag of flour says 500 g. Is it always exactly 500 g? Why might it vary slightly? ___
When does a small measurement error matter a lot? Give an example:
Temperature Units
Temperature can be measured in Celsius or Fahrenheit.
Water freezes at 0°C and boils at 100°C. What temperature is comfortable for a swimming pool? ___
Body temperature is 37°C. A fever is above 38°C. Is 38.5°C a fever? ___
Why do scientists prefer Celsius over Fahrenheit?
Mass and Weight in Context
Solve these mass problems.
A truck can carry 8,000 kg. A load of bricks weighs 180 kg per pallet. How many pallets? ___
A baby weighs 3.5 kg at birth and gains 200 g per week. Weight after 8 weeks: ___
Which has greater mass: 5 kg of feathers or 5 kg of bricks? ___. Explain the common misconception:
Measurement in Context (B)
Circle the best answer.
A fish tank holds about...
A car weighs about...
A pencil is about...
The height of a doorway is about...
Measurement Unit to Application
Match each unit to its most common use.
Measurement Conversion Bonds (C)
Fill in the missing measurement.
Metric Conversions Quiz (B)
Circle the correct conversion.
2.5 km = ___ m
4,200 g = ___ kg
750 mL = ___ L
3 m = ___ cm
Sort Measurements from Smallest to Largest (B)
Convert to the same unit, then sort.
Perimeter with Mixed Units
Convert and find perimeter.
A rectangle is 1.5 m × 80 cm. Convert to the same unit, then find perimeter: ___
A triangle has sides 1.2 m, 85 cm, and 1.05 m. Perimeter in metres: ___
Capacity and Volume Real World
Solve these capacity problems.
A rainwater tank holds 4,500 L. After heavy rain, 1,850 L was collected. How much more to fill it? ___
A recipe needs 750 mL of milk. You have 2.5 L. How much will remain after cooking? ___
Convert: 3.75 kL = ___ L. 8,200 mL = ___ L. 0.085 kL = ___ L
Measurement Number Sequences
Continue each measurement sequence.
Mass Calculations in Cooking
Use mass units to solve cooking problems.
A recipe needs 350 g of butter. Triple the recipe: ___ g = ___ kg
A 1.5 kg bag of flour is used for 6 batches. How much per batch in grams? ___
Package A: 2 kg for $6.80. Package B: 1.5 kg for $5.10. Which is better value per kg? ___
Compare Measurements in Context (B)
Which is more?
1.5 km vs 1,600 m — which is further?
5,500 g vs 4.8 kg — which is heavier?
Measurement Tools Used in Class
Tally which tool students used most.
| Item | Tally | Total |
|---|---|---|
Ruler (cm/mm) | ||
Tape measure (m) | ||
Kitchen scale (g/kg) | ||
Measuring jug (mL/L) |
Measurement Challenge Problems
Solve these tricky measurement problems.
5 pieces of rope each 35 cm are joined with 4 knots. Each knot loses 2 cm. Total length: ___
A room is 4.2 m × 3.8 m. Convert to cm and find the area in cm²: ___
Choose the Best Measuring Tool
Circle the best tool for each task.
Measuring how tall you are:
Measuring 50 mL of medicine:
Weighing a letter (50 g):
Measuring length of a road:
Home Activity: Measure Everything!
Practise measuring at home!
- 1Measure the length and width of your bedroom in metres. Convert to centimetres.
- 2Weigh three items from the kitchen in grams. Convert to kilograms.
- 3Use a measuring jug to find how much water different containers hold. Record in mL and L.
- 4Estimate the distance from your front door to the letterbox in metres, then measure it.
Trace Measurement Values (A)
Trace each measurement. Say what unit you would use.
Match Measurements to Units (B)
Draw a line from each measurement to its most likely unit.
Match Measurements to Conversions (A)
Match each measurement to its converted form.
Convert Lengths (C)
Circle the correct conversion.
7.2 km = ?
850 cm = ?
0.35 m = ?
4,600 mm = ?
Convert Mass and Capacity (C)
Circle the correct conversion.
0.75 kg = ?
4,500 mL = ?
2.25 kg = ?
0.5 L = ?
Measurement Bonds (A)
Fill in the missing measurement.
Sort: Longer or Shorter Than 1 metre?
Sort each measurement.
Measurement Sequences (A)
Fill in the missing measurements. Count by 250 mL.
Convert Lengths (C)
Convert each measurement.
6.75 km = ___ m
3,480 m = ___ km ___ m
250 mm = ___ cm = ___ m
1.25 m = ___ cm = ___ mm
Convert Mass (B)
Convert.
7.25 kg = ___ g
5,800 g = ___ kg ___ g
0.375 kg = ___ g
12,500 g = ___ kg
Convert Capacity (B)
Convert.
3.75 L = ___ mL
8,250 mL = ___ L ___ mL
0.125 L = ___ mL
15,000 mL = ___ L
Measurement Word Problems (C)
Solve.
A swimming pool is 50 m long. You swim 12 laps. Total distance in km: ___
A recipe needs 2.5 kg of flour. You have 850 g. How much more do you need in grams? ___
Measurement Word Problems (D)
Solve and show working.
A car tank holds 55 L. It uses 8.5 L per 100 km. How many km can it travel on a full tank?
A 2.5 kg bag of rice is split equally into 5 bags. How many grams in each bag?
Mixed Unit Calculations (C)
Calculate.
4 km 300 m + 1 km 900 m = ___ km ___ m
6 kg 150 g − 2 kg 800 g = ___ kg ___ g
3 L 400 mL × 3 = ___ L ___ mL
Mixed Unit Calculations (D)
Calculate.
10 km − 3 km 750 m = ___ km ___ m
4.5 kg ÷ 3 = ___ kg = ___ g
If a recipe for 1 serves needs 125 mL, how much for 8 serves? ___
Measurement Comparison Graph
Each icon = 100 g. Count to find the mass of each fruit.
| Apple | |
| Banana | |
| Watermelon | |
| Grapes |
What is the mass of the apple in grams?
Which fruit is heaviest?
Total mass of all fruit in kg?
How many apples equal one watermelon?
Measurement Estimates Tally
Students estimated heights. Count each group.
| Item | Tally | Total |
|---|---|---|
Less than 1.5 m | ||
1.5 m to 1.6 m | ||
1.6 m to 1.7 m | ||
More than 1.7 m |
Compare Measurements (A)
Which is heavier/longer/greater?
3.2 kg vs 4,100 g — which is heavier?
5,000 mL vs 4.9 L — which is more?
2.5 km vs 2,600 m — which is longer?
Perimeter from Measurements
Convert units and find the perimeter.
A rectangle: 1.5 m × 80 cm. Perimeter in cm: ___. In m: ___
A square with side 250 mm. Perimeter in cm: ___. In m: ___
Volume in Context (A)
Solve these capacity problems.
A fish tank is 60 cm long, 30 cm wide and 40 cm tall. Volume = ___ cm³ = ___ L
If a bucket holds 8 L and you need 100 L, how many full buckets? ___
Create Measurement Problems (B)
Write and solve your own problems.
Write a problem involving converting between km and m. Solve it.
Write a problem involving adding masses in different units. Solve it.
Metric Prefix Challenge (A)
Circle the correct answer.
1 megalitre = ?
1 tonne = ?
1 microlitre = ?
1 milligram = what fraction of a gram?