Uncle Ma plans to buy a car. If he pays in installments, he will pay an increase of 8%, and if he buys in cash, he can get a discount of 5%.
马叔叔打算买一辆轿车，如果分期付款要加价8%，如果现金购买可以优惠5%，马叔叔算了算，分期付款比现金购买要多付9100元，这辆车的原价是多少元？
<gadget id="calculator">8 / 100</gadget>
<output>2/25 = around 0.08</output>

<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">1 - (1/20)</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">(2/25) - (19/20)</gadget>
<output>-87/100 = around -0.87</output>

<gadget id="calculator">1 + (-87/100)</gadget>
<output>13/100 = around 0.13</output>

<gadget id="calculator">9_100 / (13/100)</gadget>
<output>70_000</output>

<result>70_000</result>