Tables and Graphs Primary 4 Mathematics Tables and

Tables and Graphs Primary 4 Mathematics

Tables and Graphs Chapter Learning Outcomes Representing data in tables, bar graphs and line graphs 2

Tables and Graphs Tables, Bar Graphs and Line Graphs Diana counted the number of cars that drove past a junction and noted down their colours. 3

Tables and Graphs Tables, Bar Graphs and Line Graphs I can use a bar graph to represent this. 4

Tables and Graphs Bar graphs A bar chart uses bars to show comparisons between categories of data. These bars can be displayed horizontally or vertically. 5

Tables and Graphs Example The bar graph shows the products sold at a bakery. 6

Tables and Graphs Example Complete the table with the information in the bar graph. Type of product Numbe r sold Muffins 29 Tarts 17 Pies 10 Strudels 17 Cakes 13 Sandwiches 21 7

Tables and Graphs Example Answer the questions below: Which product was least popular? Pies 8

Tables and Graphs Example Answer the questions below: Which two products had the same number sold? Tarts and strudels 9

Tables and Graphs Example Answer the questions below: What was the total number of products sold? 107 items 10

Tables and Graphs Tables, Bar Graphs and Line Graphs Benjamin planted a seedling and measured its height over 6 weeks. Week 1 2 3 4 5 6 Height (mm) 5 9 17 25 33 38 I can use a line graph to represent this. 11

Tables and Graphs Tables, Bar Graphs and Line Graphs I can see the amount of change over a period of time based on the line graph. 12

Tables and Graphs Line Graphs Line graphs are used to display continuous data. It shows trends over time or relationships between two quantities. 13

Tables and Graphs Example The line graph shows the number of books sold at a book store last week. Answer the following questions: 14

Tables and Graphs Example Between which 2 days was there the greatest increase in books sold? Thursday to Friday 15

Tables and Graphs Example How much was the decrease in books sold from Monday to Tuesday? 1500 16

Tables and Graphs Example What was the total number of books sold in that week? 30 000 books 17

Tables and Graphs Time to wrack your brains! What are the main differences between a bar graph and a line graph? When do we use a line graph or a bar graph? 18

Tables and Graphs Line graph VS Bar graph https: //www. youtube. com/watch? v=n 2 Ykb d. NORp 8 https: //www. youtube. com/watch? v=h. Gd. K SP_a 0 q. U 19