1. WALT – draw our own bar charts. 20.01.10

2. What have we learnt so far? What do we use bar charts for? What must bar charts always have?

3. A Bar Chart to show children’s favourite colours. RedYellowPinkGreenBlackOrangeBluePurple Favourite colour Number of children x 12 11 10 9 8 7 6 5 4 3 2 1 y 12 11 10 9 8 7 6 5 4 3 2 1 y

4. Before we can complete the bar chart we will need to look at a frequency table. We use frequency tables to keep track of data... Number of childrenFavourite colour 9 7 12 0 2 3 9 1 Red Yellow Pink Green Black Orange Blue Purple

5. We are now going to create our own class bar chart to show our favourite flavours of crisps. What do you think we will need to do first?

6. Frequency table to show favourite flavour of crisps in group 1 maths. Number of childrenFavourite flavour of crisp Salt and Vinegar Smokey bacon Cheese and onion Roast chicken Worcester source Prawn cocktail Ready salted Beef

7. A Bar Chart to show group 1’s favourite flavour of crisps. Salt and vinegar Smokey bacon Cheese and onion Roast chicken BeefWorcester source Prawn cocktail Ready salted Favourite flavour of crisps Number of children x y 24 22 20 18 16 14 12 10 8 6 4 2 y