A sales center is engaged in promotional activities, the price is reduced by 5%, and the one-time payment can save another 5% of the money. If the one-time payment is made, how much is the total price reduction?
某售楼中心搞促销活动，降价5%，一次性付款可再少5%的钱，如果一次性付款，一共降价百分之多少？
<gadget id="calculator">19.75 / 100</gadget>
<output>0.1975</output>

<gadget id="calculator">0.1975 / 1</gadget>
<output>0.1975</output>

<result>0.1975</result>