Thừa số	457 123	98 124	324 097	98 012
Thừa số	19	35	27	65
Tích	8 685 337	3 434 340	8 750 619	6 370 780

Giải thích:

457 123 × 19

\(\begin{array}{l} \times \begin{array}{*{20}{c}}{\,\,\,\,\,\,457\,\,123}\\{\underline {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,19} }\end{array}\\\,\,\,\,4\,\,114\,\,107\\\,\,\,\underline {\,4\,\,571\,\,23\,\,\,\,} \\\,\,\,\,8\,\,685\,\,337\end{array}\)

98 124 × 35

\(\begin{array}{l} \times \begin{array}{*{20}{c}}{\,\,\,\,\,\,\,\,\,98\,\,124}\\{\underline {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,35} }\end{array}\\\,\,\,\,\,\,\,\,490\,\,620\\\,\,\,\underline {2\,\,943\,\,72\,\,\,\,\,} \\\,\,\,3\,\,434\,\,340\end{array}\)

324 097 × 27

\(\begin{array}{l} \times \begin{array}{*{20}{c}}{\,\,\,\,\,\,324\,\,097}\\{\underline {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,27} }\end{array}\\\,\,\,\,2\,\,268\,\,679\\\,\,\,\underline {\,6\,\,481\,\,94\,\,\,\,} \\\,\,\,\,8\,\,750\,\,619\end{array}\)

98 012 × 65

\(\begin{array}{l} \times \begin{array}{*{20}{c}}{\,\,\,\,\,98\,\,012}\\{\underline {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,65} }\end{array}\\\,\,\,\,\,\,490\,\,060\\\,\,\underline {5\,\,880\,\,72\,\,\,\,} \\\,\,6\,\,370\,\,780\end{array}\)

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