In 336/42, if the divisor is reduced by 28, how much should the dividend be reduced to keep the quotient constant
在336/42中，如果除数减少28，要使商不变，那么被除数应减少多少
<gadget id="calculator">336 / 3</gadget>
<output>112</output>

<gadget id="calculator">336 - 112</gadget>
<output>224</output>

<result>224</result>