# Teachers TV: KS3 Maths lesson starters, shopping mall

A shopping mall is used as a real life backdrop for solving a range of Maths problems in these KS3 lesson starters.

# Teachers TV: Secondary Maths KS3 lesson starters - Shopping mall

A shopping mall is used as a real life backdrop for solving a range of Maths problems in these KS3 lesson starters.

The videos are presented here in a full length version, and shorter clips featuring the different topics, so you can easily select what you want to use with you class.

**Full length video**

Maths adviser and performer Isaac Anoom presents a selection of quick-fire starter questions for teachers to use with their KS3 Maths pupils.

**Fractions, decimals and percentages**

**Percentages: Price Discount on Suitcase**

A maths problem on percentages, set in the real-life context of a shopping centre.

A maths problem on calculating VAT.

The presenter challenges students to put some fractions in order, from the smallest to the largest.

Presenter Isaac Anoom asks how he can divide a cake into twelve parts by making only four cuts with his knife.

**Algebra**

**Value for Money: Boxes of Teabags**

Students are challenged to calculate whether a pay-as-you-go or contract mobile phone is better value for money.

**Value for Money: Mobile Phone Tariffs**

Students are challenged to calculate whether a pay-as-you-go or contract mobile phone is better value for money.

**Probability**

**Probability: Assorted Chocolates**

A problem on the probability of chocolates coming out of a bag is posed to students.

**Surface Area**

The shopping-centre floor has an eye-catching design: an equilateral octagon, each side measuring 6 metres. Students must calculate the surface area of the octagon.

**More Secondary Maths video collections**

Ideas on how to use these resources

**KS3 Maths Lesson Starters - Geometry**

**KS3 Maths Resources - Number and calculation**

**KS4 Maths Resources - Painting with Numbers**

**KS4 Maths Resourcecs - Inside Maths**