Block Graphs

Class:Basic 2

Subject:Mathematics

Topic:Block Graphs

Contents:

Meaning of block graph

Examples of block graph

Block graphs are graphs that give

information without pictures

Examples

The block graph below shows the number of children born each month of the year from January to December.This kind of picture is called a block graph.

Use the block graph to answer the following questions

1.How many children celebrated their birthdays in

a)January ? 3 children celebrated in January.

b)February ? 1 child celebrated his birthday.

c)December ? 2 children celebrated their birthdays in December.

2Which month has the most birthdays?

The month of May had the most birthdays with 4 children.

3.Which month has no birthdays?

The month of October has no birthdays.

4.How many children are there altogether?

3+1+2+3+4+1+2+1+2+0+3+2=24

There are 24 children altogether

Evaluation Questions

The block graph below shows the number of mothers who attended the P.T.A. meeting last term in May-Day Government school.

Use the block graph below to answer the following questions

1.How many mothers attended the meeting in class 2 ?

2.How many class 3 mothers attended the P. T.A. meeting?

3.Which class recorded the most mothers at the P. T.A.meeting?

4.Which class has the fewest number of mothers who attended the meeting ?

5.How many mothers attended the meeting altogether?