A piece of wood is 198 decimeters long and 90 decimeters wide, and it needs to be sawed into several squares, and there are no leftovers, how many pieces can be sawed at least?
一块木板长198分米、宽90分米，要锯成若干个正方形，而且没有剩余，最少可以锯成多少块？
<gadget id="calculator">198 / 18</gadget>
<output>11</output>

<gadget id="calculator">90 / 18</gadget>
<output>5</output>

<gadget id="calculator">11 * 5</gadget>
<output>55</output>

<result>55</result>