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7. Application-based questions. Century #Critical Thinking
Skills
a. Kartik noticed the following numbers while working, (256) and (10001) . Which number system do
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they belong to, and how can he tell?
b. A number system has made the representation of large values easy. It is made up of
16 symbols, 0 to 9, and A to F. Which number system are we talking about?
GROUP DISCUSSION Century #Communication
21 st
Skills
Divide the students into two groups and discuss different types of number systems.
SDG Activity
You are in charge of decorating your school’s Annual Day event with a limited
budget. To ensure efficient use of resources, make a list of supplies with their
quantities and calculate the total cost. Convert the total price into binary and
count the number of digits. Compare whether there are more digits in the decimal
or binary representation.
21 st
LAB ACTIVITY Century #Technology Literacy
Skills
Visit your computer lab and perform the following actions:
Find out the size of RAM of your computer and convert this decimal number into binary number
system.
Open any folder which contains Word, PowerPoint or image file and note down their sizes. Now
convert them into binary number system.
CODING ZONE CODING ZONE {} = CODING ZONE CODING ZONE
{C ding z ne}
21 st
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#Critical Thinking
Century
Skills
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1. Write the largest and smallest six-digit numbers having four different digits. ____________
2. If 35 # 5 = 7, and 49 # 7 = 7, then 125 # 5 = ? ____________
FOR THE TEACHER
1. Give a brief on decimal and binary number systems.
2. Do a detailed walk-through of octal and hexadecimal number systems and their operations.
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