★/9=10…□Among them, what is the maximum ★?
★/9=10…□中，★最大是多少．
<gadget id="calculator">9 * 10</gadget>
<output>90</output>

<gadget id="calculator">9 - 1</gadget>
<output>8</output>

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

<result>98</result>