幾條進位制問題

1.十六進數中的a,b,c,d=???
a (16) = 10 (10)
b (16) = 11 (10)
c (16) = 12 (10)
d (16) = 13 (10)

2.以下哪不可能是16進位數?
c.ABCDEFG
16 進位數 無 G

3.Convert the following decimal numbers into hexadecimal numbers.

A.59(10) = 3B (16)
B.428(10) = 1AC (16)

4.Convert the following binary numbers into decimal numbers.

A.11010(2) = 26 (10)
B.1010111(2) = 87 (10)

5.Convert the following hexadecimal numbers into binary numbers.

A.18A(16) = 110001010 (2)
B.ABC(16) = 101010111100 (2)

6.Write the following numbers in expanded form.

A.1057(10) = 1*10^3 + 0*10^2 + 5*10^1 + 7*10^0
B.110101(2) = 1*2^5 + 1*2^4 + 0*2^3 + 1*2^2 + 0*2^1 + 1*2^0
C.1A2B3C(16)
= 1*16^5 + A*16^4 + 2*16^3 + B*16^2 + 3*16^1 + C*16^0

1.十六進數中的a,b,c,d=???

a (16) = 10 (10)

b (16) = 11 (10)

c (16) = 12 (10)

d (16) = 13 (10)


2.以下哪不可能是16進位數?
c.ABCDEFG

16 進位數 無 G


3.Convert the following decimal numbers into hexadecimal numbers.


A.59(10) = 3B (16)

B.428(10) = 1AC (16)


4.Convert the following binary numbers into decimal numbers.


A.11010(2) = 26 (10)

B.1010111(2) = 87 (10)


5.Convert the following hexadecimal numbers into binary numbers.


A.18A(16) = 110001010 (2)

B.ABC(16) = 101010111100 (2)


6.Write the following numbers in expanded form.


A.1057(10) = 1*10^3 + 0*10^2 + 5*10^1 + 7*10^0

B.110101(2) = 1*2^5 + 1*2^4 + 0*2^3 + 1*2^2 + 0*2^1 + 1*2^0

C.1A2B3C(16)

= 1*16^5 + A*16^4 + 2*16^3 + B*16^2 + 3*16^1 + C*16^0