Ответ:

\(1\,000 \cdot 100 + 6\,000 = 100\,000 + 6\,000 = 106\,000\).

\(8\,500 \cdot 100 - 60\,000 = 850\,000 - 60\,000 = 790\,000\).

\(999\,999 + 1 = 1\,000\,000\).

\(1\,000\,000 : 10 = 100\,000\).

\(64 \cdot 7 = 448\).

\(45 \cdot 9 = 405\).