(4.16*84-2.08*54-0.15*832)/(0.3)**2=how much.
(4.16*84-2.08*54-0.15*832)/(0.3)**2=多少．
<gadget id="calculator">4.16 * 84</gadget>
<output>349.44</output>

<gadget id="calculator">2.08 * 54</gadget>
<output>112.32</output>

<gadget id="calculator">0.15 * 832</gadget>
<output>124.8</output>

<gadget id="calculator">349.44 - 112.32 - 124.8</gadget>
<output>112.32</output>

<gadget id="calculator">0.3 ** 2</gadget>
<output>0.09</output>

<gadget id="calculator">112.32 / 0.09</gadget>
<output>1_248</output>

<result>1_248</result>