<h1>Multiplication de 729 et 3, procédé standard, base 10</h1>
<pre>
<strong>729</strong>
<u> <strong>3</strong></u>
<strong>2187</strong>
</pre>
<h1>Multiplication de 628 et 234, procédé "par jalousie" (A), base 10</h1>
<pre>
<u><strong>6 2 8</strong> </u>
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<pre>
<u>6 2 8 </u>
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|<u> </u>|
</pre>
<pre>
<u>6 2 8 </u>
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|/ / / |<strong>2</strong>
| / / /|
|/ / / |<strong>3</strong>
| / / /|
|<u>/ / / </u>|<strong>4</strong>
</pre>
<pre>
<u><em>6 2 8</em> </u>
|<strong>1</strong>/<strong>0</strong>/<strong>1</strong>/|
|/<strong>2</strong>/<strong>4</strong>/<strong>6</strong>|<em>2</em>
|<strong>1</strong>/<strong>0</strong>/<strong>2</strong>/|
|/<strong>8</strong>/<strong>6</strong>/<strong>4</strong>|<em>3</em>
|<strong>2</strong>/<strong>0</strong>/<strong>3</strong>/|
|<u>/<strong>4</strong>/<strong>8</strong>/<strong>2</strong></u>|<em>4</em>
</pre>