□/7=103…△, □What is the maximum
□/7=103…△，□最大是多少
<gadget id="calculator">103 * 7</gadget>
<output>721</output>

<gadget id="calculator">7 - 1</gadget>
<output>6</output>

<gadget id="calculator">721 + 6</gadget>
<output>727</output>

<result>727</result>