Ответ:
\(304 \cdot 29 = 304 \cdot (30 - 1) = 9\,120 - 304 = 8\,816.\)
\(465 \cdot 506 = 465 \cdot (500 + 6) = 232\,500 + 2\,790 = 235\,290.\)
\(2\,468 \cdot 359 = 2\,468 \cdot (360 - 1) = 888\,480 - 2\,468 = 886\,012.\)
Ответ: 8 816; 235 290; 886 012.
