- Year 3
Position 3-digit numbers on number lines
I can position 3-digit numbers on number lines.
- Year 3
Position 3-digit numbers on number lines
I can position 3-digit numbers on number lines.
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Lesson details
Key learning points
- Find the previous and next multiple of 10 or 100 to position numbers on a number line.
- The halfway steps can be used to help find the 5 or 50 numbers.
- Counting in steps of 1, 10 and 100 helps us to position a number on a number line.
Keywords
Represent - Represent means showing something, or standing for something.
3-digit number - A 3-digit number represents a number of hundreds, tens and ones.
Position - Position means where something is located.
Common misconception
Pupils may make errors using the halfway steps between numbers (e.g. wrongly label 374 as 379).
Encourage pupils to find and label the halfway steps (e.g. the 5 or the 50s numbers).
To help you plan your year 3 maths lesson on: Position 3-digit numbers on number lines, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 3 maths lesson on: Position 3-digit numbers on number lines, download all teaching resources for free and adapt to suit your pupils' needs.
The starter quiz will activate and check your pupils' prior knowledge, with versions available both with and without answers in PDF format.
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The assessment exit quiz will test your pupils' understanding of the key learning points.
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Explore more key stage 2 maths lessons from the Representing 3-digit numbers, comparing and positioning on number lines unit, dive into the full primary maths curriculum, or learn more about lesson planning.
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Lesson video
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Prior knowledge starter quiz
6 Questions
Q1.What number is represented by the arrow on this section of the number line?
Q2.Which of these are not 3-digit numbers?
Q3.What number is 10 less than 150?
Q4.Which number is halfway between 50 and 70?
Q5.Which of these numbers come between 140 and 160?
Q6.What number is Andeep thinking of?
Assessment exit quiz
6 Questions
Q1.What number is positioned halfway between 400 and 500?
Q2.What number is the arrow pointing to?
Q3.What number is the arrow pointing to?
Q4.Match the numbers to the labels on the number line.
603
607
614
618
Q5.Sofia is thinking of a 10s number that could be represented on this number line. The digits of the number add up to 11. What is the number?
Q6.Andeep is thinking of a number that could be represented on this number line. The digits of the number add up to 13. What is the number?
