Xiaohong bought a set of clothes for 186 yuan. The jacket is 2.1 times that of the trousers. How much is the jacket more expensive than the trousers?
小红买了一套衣服共用了186元，上衣是裤子的2.1倍，上衣比裤子贵多少元？
<gadget id="calculator">1 + 2.1</gadget>
<output>3.1</output>

<gadget id="calculator">186 / 3.1</gadget>
<output>60</output>

<gadget id="calculator">60 * 2.1</gadget>
<output>126</output>

<gadget id="calculator">126 - 60</gadget>
<output>66</output>

<result>66</result>