The original price of a coat is 300 yuan, and now it is sold at a discount of 40%. How much is the price reduction?
一件上衣原价300元，现在6折销售，降价多少元钱．
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">300 * (2/5)</gadget>
<output>120</output>

<result>120</result>