A division with a remainder, the divisor is 5, the quotient is 8, what is the largest dividend.
一个有余数的除法，除数是5，商是8，被除数最大是多少．
<gadget id="calculator">5 * 8</gadget>
<output>40</output>

<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">40 + 4</gadget>
<output>44</output>

<result>44</result>