Вычисли, записывая решение столбиком: 3845 * 700, 9743 * 800, 96040 * 900, 50 * 36070, 47500 * 60, 300 * 80940, 20600 * 400, 98300 * 70, 98004 * 90, 500 * 20400, 74540 * 200, 600 * 38105

1. $3845 \cdot 700 = 2\,691\,500$ $\begin{array}{r} 3845 \\ \times 700 \\ \hline 2691500 \end{array}$ 2. $96\,040 \cdot 900 = 86\,436\,000$ $\begin{array}{r} 96040 \\ \times 900 \\ \hline 86436000 \end{array}$ 3. $47\,500 \cdot 60 = 2\,850\,000$ $\begin{array}{r} 47500 \\ \times 60 \\ \hline 2850000 \end{array}$ 4. $20\,600 \cdot 400 = 8\,240\,000$ $\begin{array}{r} 20600 \\ \times 400 \\ \hline 8240000 \end{array}$ 5. $98\,004 \cdot 90 = 8\,820\,360$ $\begin{array}{r} 98004 \\ \times 90 \\ \hline 8820360 \end{array}$ 6. $74\,540 \cdot 200 = 14\,908\,000$ $\begin{array}{r} 74540 \\ \times 200 \\ \hline 14908000 \end{array}$ 7. $9743 \cdot 800 = 7\,794\,400$ $\begin{array}{r} 9743 \\ \times 800 \\ \hline 7794400 \end{array}$ 8. $50 \cdot 36\,070 = 1\,803\,500$ $\begin{array}{r} 36070 \\ \times 50 \\ \hline 1803500 \end{array}$ 9. $300 \cdot 80\,940 = 24\,282\,000$ $\begin{array}{r} 80940 \\ \times 300 \\ \hline 24282000 \end{array}$ 10. $98\,300 \cdot 70 = 6\,881\,000$ $\begin{array}{r} 98300 \\ \times 70 \\ \hline 6881000 \end{array}$ 11. $500 \cdot 20\,400 = 10\,200\,000$ $\begin{array}{r} 20400 \\ \times 500 \\ \hline 10200000 \end{array}$ 12. $600 \cdot 38105 = 22\,863\,000$ $\begin{array}{r} 38105 \\ \times 600 \\ \hline 22863000 \end{array}$