30 September, S3 - Year 7A*

Title: Index Laws (possibly Standard Form)
Learning Objectives 
Beginning
To be able to calculate simple powers of whole numbers.
How do we find the cube of a number? What do we mean by square-root?

To be able to demonstrate how to calculate with numbers written in index form.
What is 3⁶ in ordinary form?

Developing 
To be able to demonstrate how to multiply and divide with numbers written in index form.
Why is 3² x 3⁴ = 3⁶ ?

Mastering

To be able to use and convert numbers into Standard Form.

How do we write 2,345,000 or 0.000345 in standard form?

Resources 

Starter

Beginning

CIMT: Index Notation

Developing

CIMT: Laws of Indices

Ten Ticks 7-8, 2, page 30

MEP 10, 1.3, page 7

Jigsaw Matching Exercise (print)

Laws of Indices Trail (Algebra) (print)

Mastering

Introduce the idea to large distances are hard to write down - eg. distance to sun

Use the "Scale through the universe" link to support this.

CIMT: Standard Form

MEP - 1.7

Ten Ticks - 7-8, 2, page 32-3

Standard Form - Top Trumps (print)

Examples of Multiplication and Division of numbers in standard form

MEP - 1.8

Ten Ticks - 7-8, 2, page 35-6

Homework
Complete this online worksheet