Step 4 Objective
Factorise numbers to 100 into prime factors.
- Examples of what pupils should
know and be able to do - Probing questions
- What if pupils find
this a barrier?
Probing questions
How do you go about finding the prime factors of a given number?
What are the prime factors of 125? 81? 343? What do you notice?
Can you think of a number that has one repeated prime factor? Or all different prime factors?