This module was designed and written with you in mind. It is here to help you master the nature of Principal Roots and Irrational Numbers. The scope of this module permits it to be used in many different learning situations. The language used recognizes the diverse vocabulary level of students. The lessons are arranged to follow the standard sequence of the course but the order in which you read them can be changed to correspond with the textbook you are now using.
This module is divided into two lessons, namely:
• Lesson 1 – Estimating the square root of a whole number to the nearest
hundredth; and
• Lesson 2 – Plotting irrational numbers on a number line.
OBJECTIVES:
1. Estimate the square root of a whole number to the nearest hundredth; and
2. Plot irrational numbers (square roots) on a number line.
MATH7-ADM-MODULE-8