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WorksheetsY7/Y8 Binary
Total questions: 19
Worksheet time: 12mins
Which is the odd one out?
decimal
base 10
denary
base 2
What is the point of binary?
It represents how computers store information in transistors
Because we like to make you do extra maths ;-D
For the lulz
Because it describes star systems
What are the only symbols you can use in binary?
0 and 1
1 and 2
1, 2, 3, 4, 5, 6, 7, 8, 9, 10
A, B, C, D, E,...
How can I tell if a number is (probably) binary?
It's only got 1's and 0's in it
There are eight digits
It starts with 0x
It has a 1 at the end.
Which of these is the correct sequence for the place values for binary numbers?
128, 64, 32, 16, 8, 4, 2, 1
1, 0
100000, 10000, 1000, 100, 10, 1
1, 2, 4, 6, 8, 10, 12
Unless you're told otherwise, how many binary digits (bits) should a binary number have?
1
8
7
255
Convert 00010001 to denary (decimal)
17
27
37
47
Convert 01000100 to denary (decimal)
58
68
78
88
Convert 00100100 to denary (decimal)
26
36
46
56
Convert 11001100 to denary (decimal)
224
134
104
204
Convert 11111111 to denary (decimal)
255
245
235
225
Convert (denary) 128 to binary
10000000
01111110
10000001
11001100
Convert (denary) 65 to binary
01100001
00100001
01000001
00100101
Convert (denary) 254 to binary
11110000
11111100
11111111
11111110
Convert (denary) 37 to binary
00100101
00100011
00100111
01000101
Convert (denary) 196 to binary
11000110
11100100
11000100
11010100
What is 00000101 + 00001011
(they are both binary numbers)
HINT:
1 + 0 = 1
0 + 1 = 1
1 + 1 = 10
00010000
00001111
1112
00001111
