Year 3 Measurement
Measure and compare lengths, mass, and capacity; calculate perimeter; read 12-hour and 24-hour clocks.
Try the worked examples below, then start an adaptive session that adjusts to your level.
Worked examples
RookieRead and interpret directly.
How many centimetres are in 1 metre?
- 10
- 100
- 500
- 1,000
Answer: 100. There are 100 centimetres in 1 metre.
ProCompare and infer.
Which is longer: 75 cm or 1 m?
- 1 m
- 75 cm
- Equal
- Cannot tell
Answer: 1 m. 1 m = 100 cm > 75.
GuruMulti-step reasoning.
A jug holds 1 litre. Sara fills 4 cups, each 200 ml. Can she fill 5?
- No - 5 needs 1,000 ml = exactly 1 l, OK so YES.
- Yes always
- No - too much
- Cannot tell
Answer: No - 5 needs 1,000 ml = exactly 1 l, OK so YES.. 5 × 200 = 1,000 = jug.
Skills in this topic
Frequently asked questions
- What is covered in Year 3 Measurement?
- Measure and compare lengths, mass, and capacity; calculate perimeter; read 12-hour and 24-hour clocks. Key skills include Unit Conversion, Perimeter.
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