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15 294 × 3 ………………….. ………………….. …………………..

20 613 × 7 ………………….. ………………….. …………………..

372 509 × 2 ………………….. ………………….. …………………..

\[\begin{array}{l} \times \begin{array}{*{20}{c}}{15\,\,294}\\{\underline {\,\,\,\,\,\,\,\,\,\,\,\,\,\,3} }\end{array}\\\,\,\,45\,\,882\end{array}\]

\[\begin{array}{l} \times \begin{array}{*{20}{c}}{\,\,20\,\,613}\\{\underline {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,7} }\end{array}\\\,\,\,144\,\,291\end{array}\]

\[\begin{array}{l} \times \begin{array}{*{20}{c}}{372\,\,509}\\{\underline {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,2} }\end{array}\\\,\,\,\,745\,\,018\end{array}\]