When a three-digit number is divided by 32, the remainder is 12. If you add more to the dividend, there will be no remainder.
一个三位数除以32，余数是12，如果被除数再添上多少，就正好没有余数了．
<gadget id="calculator">32 - 12</gadget>
<output>20</output>

<result>20</result>