When Xiao Liang calculated a multiplication formula, he ignored the decimal point of a factor of 4.2, and the result was 168. What should be the correct result?
小亮在计算一道乘法算式时，把一个因数4.2的小数点看掉了，结果得168，正确的结果应该是多少．
<gadget id="calculator">168 / 10</gadget>
<output>84/5 = around 16.8</output>

<result>84/5 = around 16.8</result>