The exchange rate Whiteboard exercise Play

The exchange rate Student activity Play

The information from the graph Animation Play

The mean and the modal value Student activity Play

The mean and the modal value Whiteboard exercise Play

The new price Whiteboard exercise Play

The new price of the dress Animation Play

The new prices of the dresses Whiteboard exercise Play

The operation of a heat engine – an internal-combustion engine Student activity Play

The overall percentage change Whiteboard exercise Play

The overall percentage decrease Whiteboard exercise Play

The percentage decrease in price Whiteboard exercise Play

The phenomenon of radiation Student activity Play

The phenomenon of radiation Audio text Play

The price cuts Whiteboard exercise Play

The price of a ball-pen Whiteboard exercise Play

The price of a cinema ticket Whiteboard exercise Play

The price of a notebook Simulation Play

The price of airline ticket without the discount Whiteboard exercise Play

The price of book Whiteboard exercise Play

The price of cake Whiteboard exercise Play

The price of fabric Whiteboard exercise Play

The price of land Animation Play

The price of petrol Whiteboard exercise Play

The price of raspberries Whiteboard exercise Play