Dave Marks

This activity shows the children how companies make money from customers who don't pay upfront. The children calculate the cost of an item after the interest is added, allowing them to see the real price they'd be paying. The activity comes in three differentiated levels: Challenging Fiendish Petrifying (This gives the children a route of progression and allows them to self-assess their understanding when choosing a starting point)

This activity challenges children to find the discounted price of an amount. The worksheet features bar models to help the children visualise the problems. Answers are included.

Children need to use their understanding of equivalent fractions to shade the shapes. The activity comes in three differentiated levels: Challenging/Fiendish/Petrifying - giving the children a route of progression and choice over a starting point.

6 Multi-step percentage problems. These problems were designed to help children consolidate the understanding of 100%. The worksheets challenge the children to find the missing mass using the information provided. Bar models are given for each question to help children to visualise the problem. Answers included.

A challenging set of 6 problems where children use ratio to calculate missing angles. The first two problems have bar models, which help the children to visualise the calculation they need to solve. The ratios are fairly straight forward and would be suitable for children 9yr-12yr. Answers included.

Three differentiated conversion grids for children to complete.

Simple fractions worksheet. Children identify the fraction of the cylinder that is shaded and the fraction that is unshaded.