Topic 14 Year 9 Mathematics 

Mathematics 
Topic  Indices and Standard form
No of lessons  12
When is it happening  Term 3
What will students learn

Understand when numbers with the same base are multiplied, the indices are added e.g. 2 

4 × 2  

3 = (2 × 2 × 2 × 2) × (2 × 2 × 2) = 2

7

– Be able to rewrite an expression from the form 𝑎 

𝑛

into the form 𝑎

𝑝 × ð‘Ž

𝑞

– Be able to simplify products of expressions with the same base
Key Knowledge that students should know at the end of 'Topic' This is the knowledge that students will meet for the first time in this topic 

Understand when numbers with the same base are multiplied, the

indices are added e.g. 2

4 × 2

3 = (2 × 2 × 2 × 2) × (2 × 2 × 2) = 2

7

– Be able to rewrite an expression from the form 𝑎

𝑛

into the form 𝑎

𝑝 × ð‘Ž

𝑞

– Be able to simplify products of expressions with the same base
This is knowledge that students may have met before but will need to deepen their understanding 

Understand when numbers with the same base are multiplied, the

indices are added e.g. 2

4 × 2

3 = (2 × 2 × 2 × 2) × (2 × 2 × 2) = 2

7

– Be able to rewrite an expression from the form 𝑎

𝑛

into the form 𝑎

𝑝 × ð‘Ž

𝑞

– Be able to simplify products of exp
Key Skills that students should be able to demonstrate at the end of 'Topic' This is the skills  that students will meet for the first time in this topic Rules of Indices
This is skills that students may have met before but will need to develop  Converting ordinary numbers into Standard form
Key vocabulary that students should know and understand
The Big Question  Can you state the 5 rules of Indices?

 

 Key questions that students should be able to answer at the end of the 'Topic'

calculate 5^-1
Simplify these index calculations?
Write 345 in standard form?
Write 5.2 x 10^-3 as a ordinary number?