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13

Data

Handling

LEARNING ObjEctIvEs

After studying this chapter, students will be able to...

y represent data using pictographs
y read and interpret pictographs
y represent data using bar graphs
y read and interpret bar graphs

21 st
Century #Inter-disciplinary
Skills
Warm Up
Our Earth

We all live on the planet Earth and get everything we need for life from it. So, it

is our responsibility to protect Earth to ensure that our future generations can
survive.

On Earth Day, the students of class

4 were asked to prepare some
projects on saving the environment.
The teacher found that the students

had chosen five different topics. The
table given on the next page shows
the topics chosen by the students for

their projects.

208 Mathematics 4