1) 164,25(10) -> X(16)
164/16=10, остаток 4
164(10)=A4(16)
0.25x16=4,0
0.25(10)=0.4(16)
164,25(10)=A4.4(16)
A4,4(16) -> X(2) = 1010 0100, 0100(2)
10100100,01(2) -> X(8)
010 100 100, 010(2) = 244,2 (8)
Ответ: 164,25(10)=A4,4(16)=10100100,01(2)=244,2(8)
2) 520,375(10) -> X(16)
520/16=32, остаток 8
32/16=2, остаток 0
520(10)=208(16)
0,375x16=6,0 -> 6
520,375(10)=208,6(16)
208,6(16) -> X(2) = 0010 0000 1000,0110(2)
001 000 001 000,011(2) = 1010,3(8)
520,375(10)=208,6(16)=1000001000,011(2)=1010,3(8)