# Simplifying numbers written in index form

Students learn how to use the multiplication and division rules to simplify numbers written in index form.  As learning progresses they discover the power rule and power of zero.
##### Differentiated Learning Objectives
• All students should be able to simplify an expression using the multiplication rule.
• Most students should be able to use the multiplication and division rule to simplify expressions in index form.
• Some students should be able to derive the multiplication, division and power formulae using the rules of indices.

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