To buy a car, the installment payment will increase the price by 7%. If you buy a car in cash, you can enjoy a 5% discount. Uncle Wang is going to buy a car worth 150,000 yuan. How much less is the cash payment than the installment payment?
买一辆汽车，分期付款要多加价7%，如果，现金购买可按九五折优惠．王叔叔准备买一辆15万元的汽车，现金支付的方式比分期付款少多少万元？
<gadget id="calculator">7 / 100</gadget>
<output>7/100 = around 0.07</output>

<gadget id="calculator">95 / 100</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">(7/100) - (19/20)</gadget>
<output>-22/25 = around -0.88</output>

<gadget id="calculator">1 + (-22/25)</gadget>
<output>3/25 = around 0.12</output>

<gadget id="calculator">15 * (3/25)</gadget>
<output>9/5 = around 1.8</output>

<result>9/5 = around 1.8</result>