Multiplying decimals using the written method Student activity Play

Multiplying the decimals Animation Play

Museum of Modern Art Whiteboard exercise Play

Natural History Museum Whiteboard exercise Play

Nature in our economic calculations Slideshow Play

Number patterns Student activity Play

Other models Whiteboard exercise Play

Other models – activity Student activity Play

Pay as you go ordinary tariff Student activity Play

Pay as you go ordinary tariff Whiteboard exercise Play

Pay as you go ordinary tariff Whiteboard exercise Play

Per cents: more difficult problems Student activity Play

Percentage increases and decreases Whiteboard exercise Play

Percentage increases and decreases Student activity Play

Percentage profit Student activity Play

pH calculations Animation Play

pH calculations Animation Play

Powers of the same index – calculations Whiteboard exercise Play

Price of a computer – more difficult problem Whiteboard exercise Play

Price of a computer – more difficult problem Student activity Play

Prizes in a competition Whiteboard exercise Play

Problem solving using a spreadsheet Student activity Play

Problems involving proportion Student activity Play

Professor's investment Simulation Play

Purchase price of the bike Whiteboard exercise Play