The quotient and remainder are both 7, the divisor is 8, what is the dividend.
商和余数都是7，除数是8，被除数是多少．
<gadget id="calculator">7 * 8</gadget>
<output>56</output>

<gadget id="calculator">56 + 7</gadget>
<output>63</output>

<result>63</result>