Myths about teaching can hold you back
- Year 7
Checking understanding of prime numbers
I can state the properties of a prime number and can identify prime numbers.
- Year 7
Checking understanding of prime numbers
I can state the properties of a prime number and can identify prime numbers.
Lesson details
Key learning points
- Prime numbers all share the same properties.
- Prime numbers can be identified using factors.
- Prime numbers can be identified using multiples.
- The Sieve of Eratosthenes is an efficient method for finding primes.
Keywords
Prime - A prime number is an integer greater than one with exactly two factors.
Common misconception
1 is a prime number
1 is not a prime number as it only has one factor and a prime number has exactly two factors.
To help you plan your year 7 maths lesson on: Checking understanding of prime numbers, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 7 maths lesson on: Checking understanding of prime numbers, 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.
We use learning cycles to break down learning into key concepts or ideas linked to the learning outcome. Each learning cycle features explanations with checks for understanding and practice tasks with feedback. All of this is found in our slide decks, ready for you to download and edit. The practice tasks are also available as printable worksheets and some lessons have additional materials with extra material you might need for teaching the lesson.
The assessment exit quiz will test your pupils' understanding of the key learning points.
Our video is a tool for planning, showing how other teachers might teach the lesson, offering helpful tips, modelled explanations and inspiration for your own delivery in the classroom. Plus, you can set it as homework or revision for pupils and keep their learning on track by sharing an online pupil version of this lesson.
Explore more key stage 3 maths lessons from the Properties of number: factors, multiples, squares and cubes unit, dive into the full secondary maths curriculum, or learn more about lesson planning.
Licence
Prior knowledge starter quiz
6 Questions
Q1.The of two factors gives a multiple.
Q2.Which of the following is not a factor pair of 72?
Q3.Which factor is missing from the Venn diagram?

Q4.Which of the following is not a common factor of 24 and 32?

Q5.Which of the following is not true of the Venn diagram?

Q6.How many factors does 13 have?
Assessment exit quiz
6 Questions
Q1.Fill in the missing word from this sentence: A prime number has exactly factors.
Q2.Which of the following arrays shows that 9 is not a prime number?


