User:Sabina jamakatel Real Teaching Lession Plan6

Subject: Modern Computer Science	School: Adarsha Higher Secondary School, Layaku, Thimi
Unit: 4 (Forth)	Class : 7
Topic: Binary & Decimal Number System	Time : 45 minutes
Period: 5th

Specific Objectives:

At the end of this class, Student will be able to:

• Understanding the concepts of number system
• Explain the binary and decimal number system
• Convert between decimal to binary number system

Teaching Materials:

• Marker, duster and Whiteboard;
• Laptop and projector.

Introduction:

• Start by asking a questions about previous knowledge of Number system;
• Encourage them to share their thought;
• Summarize the number system:
• Number system is a technique to represent and work with numbers is called number system.
• Decimal number system is the most common number system.

Binary Number System

• A Binary number system has only two digits that are 0 and 1.
• Every number (value) represents with 0 and 1 in this number system.
• The base of binary number system is 2, because it has only two digits.
• These number represent two logical conditions: TRUE and FALSE

Decimal Number System:

• Decimal number system has only ten (10) digits from 0 to 9.
• Every number (value) represents with 0,1,2,3,4,5,6, 7,8 and 9 in this number system.
• The base of decimal number system is 10, because it has only 10 digits.

Binary to decimal conversion

• Discuss the process of converting Binary to decimal.

Decimal to Binary Conversion

• Discuss the process of converting Decimal to binary.

Conclusion:

• Summarize a key points(Number system , Binary number and decimal number)
• Encourage the students to ask the questions

Assessment:

• Convert the following binary number in decimal equivalents:

1. 00111
2. 01011

• Convert the following decimal number in binary equivalents:

1. (20)10
2. (26)10