Kungfu math p1 slide10 (picture graphs)

• Reading and interpreting picture graphs.

What will we learn today?

Data AnalysisPicture graphs

Do you know how to read and study graphs?

I don’t really know how.Why don’t I ask my brother? Maybe he could teach me how.

I don’t really know how.Why don’t I ask my brother? Maybe he could teach me how.

Here’s some important points to note. Whenever you see a graph, remember to look at the headings and values.

Stamps Collection

John May Su Ling Wee Lee

Tom

headings

value

Stamps Collection

John May Su Ling Wee Lee

Tom

e.g. John has 3 stamps.

How many stamps do May and Tom have altogether?

Let’s try this together.

How many stamps do May and Tom have altogether?

5 3

How many stamps do May and Tom have altogether?

5 + 3 = 8

5 3

Here’s another example.

Exam Scores

John May Su Ling Wee Lee

Tom

50

100

Write down the values.

Exam Scores

John May Su Ling Wee Lee

Tom

50

100

Write down the values.

Each gap represents 10 marks.

Exam Scores

John May Su Ling Wee Lee

Tom

50

100

Write down the values.

90

707060

100

0

Exam Scores

John May Su Ling Wee Lee

Tom

50

100

Who scores the lowest for the exam?

90

707060

100

0

Exam Scores

John May Su Ling Wee Lee

Tom

50

100

Wee Lee scores the lowest.

90

707060

100

0

Are you ready to try out the questions?