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Across 1
2. (101) 10 3
4. (100101101) 2 2
6. (1100) 2 5
8. (165) 10 4
9. (1010001) 2 7
10. (1101010) 2 6
8
9 NUMBER SYSTEM
10
Group Task 21 st
Century #Communication
Skills 15
Organise a group discussion and discuss about the various 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.
In the Lab Century #Technology Literacy
21 st
Skills
Create a table in Microsoft Word with the columns Decimal Values and Binary Values. Fill
in the binary values that correspond to the given decimal values. Here are a few examples
to get you started.
Decimal Binary Decimal Binary Decimal Binary Decimal Binary Decimal Binary
Values Values Values Values Values Values Values Values Values Values
0 7 14 21 28
1 8 15 22 29
2 9 16 23 30
3 10 17 24 31
4 11 1011 18 25 11001 32

