1.2 Binary Arithmetic and Hexadecimal Flashcards
(29 cards)
Convert positive denary whole numbers into _______.
hexadecimal numbers
Convert between ______, denary and hexadecimal equivalents of the same number.
binary
What is 7 in binary?
111
What is 1001 in denary?
9
What is 1001 + 110 in binary?
1111
What is the denary equivalent of binary 0101 1001?
89
What is the denary equivalent of binary 1100 0010?
194
How can you quickly tell which is odd and even in any binary number?
Even binary numbers will have a 0 at the end, odd binary numbers will have a 1 at the end
Hexadecimal is a number system which uses ______.
base 16
Hexadecimal uses digits 0-9 and letters ______ to ______.
A to F
What is F in denary?
15
What is hex 27 in denary?
39
What is denary 18 in hex?
12
What is denary 27 in hex?
1B
What is denary 44 in hex?
2C
Convert binary 1110 0010 to hex.
E2
What is hex 21 in binary?
0010 0001
What is hex A5 in binary?
1010 0101
What is hex F27B in binary?
1111 0010 0111 1011
What is the maximum number that can be stored in an 8-bit register?
255
What happens if you try to add one to the maximum number in an 8-bit register?
An overflow error will occur
In binary addition, what is 1 + 1?
10
What is the rule for binary addition when both bits are 1?
0 with a carry of 1
What is hex 2B in binary?
0010 1011
