□/7=4…□, when the remainder is the largest in this question, what is the dividend
□/7=4…□，这道题当余数最大时，被除数是多少
<gadget id="calculator">4 * 7</gadget>
<output>28</output>

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

<gadget id="calculator">28 + 6</gadget>
<output>34</output>

<result>34</result>