https://mathweb.ru/allsystem.html?id=325179

Умножить 11100011.011(2) на 1001001.0000001(2) = 100000011011000.00100110110000 Столбиком

Введите два числа и укажите их основание системы счиления:

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

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

Ответ: 11100011.011₂ * 1001001.0000001₂ = 100000011011000.00100110110000₂