In ☆/9=10...□, what is the maximum number that can be filled in ☆.
在☆/9=10…□中，☆最大可以填多少．
<gadget id="calculator">9 * 10</gadget>
<output>90</output>

<gadget id="calculator">90 + 8</gadget>
<output>98</output>

<result>98</result>