A VCD is priced at 924 yuan, 30% lower than the original price. How much is it lower than the original price?
一种VCD售价924元，比原来降价30%．比原来降价多少元？
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">1 - (3/10)</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">924 / (7/10)</gadget>
<output>1_320</output>

<gadget id="calculator">1_320 * (3/10)</gadget>
<output>396</output>

<result>396</result>