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FUN ZONE Critical Thinking
Fill in the blanks with equivalent decimal numbers or binary numbers.
1. (10101) 2. (1111011)
2 2
3. (361) 4. (6)
10 10
5. (101) 6. (100101101)
10 2
7. (1100) 8. (165)
2 10
9. (1010001) 10. (1101010)
2 2
Critical thinking
Competency-based/Application-based questions Interdisciplinary Learning
1. Prashant noticed the given numbers while working, (256) and (2AF) . Which number system do
8 16
they belong to? How can he tell?
2. 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?
Flexibility
LAB Activity Communication
1. Surf the Internet to find out the uses of the various number systems in different types of scenarios.
Discuss with your teacher.
2. 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.
Number System 15

