Table of Contents

Unit One Natural Numbers
 Lesson One Set of Natural Numbers
 Lesson Two Some Subsets of 𝐍
 Lesson Three Ordering and Comparing Natural Numbers
 Lesson Four Operations on Natural Numbers
 Lesson Five Numerical Patterns

Unit Two Equations
 Lesson One Mathematical Expressions
 Lesson Two The Constant and the Variable
 Lesson Three Equations

Unit Three Measurement
 Lesson One Area and Its Units
 Lesson Two Area of a Parallelogram
 Lesson Three Area of a Square in Terms of Its Diagonal Length
 Lesson Four Area of a Rhombus in Terms of Its Diagonals Lengths
 Lesson Five Circumference of a Circle

Unit Four Geometric Transformation

Lesson One Symmetrical Figures and Axis of Symmetry
 Geometric Transformation
 Reflection

Lesson Two Locating Points on a Ray
 Locating Points on a Coordinate Plane

Lesson One Symmetrical Figures and Axis of Symmetry

Unit Five Statistics
 Lesson One Collecting Data
 Lesson Two Organizing and Displaying Data
 Lesson Three Reading Tables and Line Graphs
 Lesson Four Representing Data by the Histogram and the Frequency Polygon
 Lesson Five Representing Data Using the Pie Graphs