#### The contents of book are as given below

(To read or download, click on the particular unit)

**Unit :1 Rational Numbers**

*After completing this unit, you should be able to:*

define and represent rational numbers as fractions.

show the relationship among, and.

order rational numbers.

Perform operations with rational numbers.

**Unit:2 Rational Numbers**

*After completing this unit, you should be able to:*

solve linear equations using transformation rules.

solve linear inequalities using transformation rules.

**Unit:3 Ratio and Proportion**

*After completing this unit, you should be able to:*

understand the notions of ratio and proportions.

solve problems related to percentage.

make use of the concept of percentage to solve problems of profit, loss, and simple interest.

**Unit:4 Data Handling**

*After completing this unit, you should be able to:*

collect data and construct simple line graphs and pie charts for a given data.

calculate the mean, median, and mode of a given data.

find the rage of a given data.

**Unit:5 Geometric Figures and Measurement**

*After completing this unit, you should be able to:*

identify, construct and describe properties of quadrilaterals such as trapezium and parallelogram.

identify the difference between convex and concave polygons.

find the sum of the measures of the interior angles of a convex polygon.

calculate perimeters and areas of triangles and trapeziums.