https://mathweb.ru/allsystem.html?id=295035

Умножить 10110000,101000001(2) на 101,001(2) = 1110001001.001101101001000000 Столбиком

Введите два числа и укажите их основание системы счиления:

x														1	0	1	1	0	0	0	0	.	1	0	1	0	0	0	0	0	1
x																			1	0	1	.	0	0	1	0	0	0	0	0	0
+															0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
														0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
													0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
												0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
											0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
										0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
									1	0	1	1	0	0	0	0	1	0	1	0	0	0	0	0	1
								0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
							0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

						1	0	1	1	0	0	0	0	1	0	1	0	0	0	0	0	1
					0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
				1	0	1	1	0	0	0	0	1	0	1	0	0	0	0	0	1
				1	1	1	0	0	0	1	0	0	1.	0	0	1	1	0	1	1	0	1	0	0	1	0	0	0	0	0	0

Ответ: 10110000.101000001₂ * 101.001₂ = 1110001001.001101101001000000₂