The price of a suit jacket is 900 yuan, which is 20% more expensive than the trousers. How much is this suit?
一套西装上衣的价格是900元，比裤子贵20%．这套西装一共多少元？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">900 / (6/5)</gadget>
<output>750</output>

<gadget id="calculator">750 + 900</gadget>
<output>1_650</output>

<result>1_650</result>