The difference of a number minus 84 is exactly the quotient of this number divided by 3. What is this number?
一个数减去84的差，正好是这个数除以3的商，这个数是多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">84 / (2/3)</gadget>
<output>126</output>

<result>126</result>