转换下列十进制数为等值的二进制数: (1)(51)10=(110011)2 (2)(102)10=(1100110)2 (3)(204)10=(11001100)2 (4)(64)10=(1000000)2 (5)(4096)10=(1000000000000)2 (6)(51/4)10=(1100.11)2 (7)(102/8)10=(1100.110)2 (8)(204/1024)10=(0.0011001100)2 (9)(0.375)10=(0.011)2 (10)(0.4375)10=(0.0111)2 (11)(2048.0625)10=(100000000000.0001)2 (12)(28-1)10=(11111111)2