A complete lesson for first teaching pupils how to express a number as a product of its prime factors using a factor tree.
Activities included:
Starter:
Three puzzles relating to prime numbers, intended to increase pupils’ familiarity with them.
Main:
Examples and questions (with a progression of difficulty and some intrigue).
Plenary
A ‘spot the mistake’ question.
No worksheets required and answers included throughout.
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£3.00