It takes 1 (1/3) hour for Xiaohua to go to the Youth Activity Center on foot. After walking for 30 minutes, she changed to a car and arrived at her destination 35 minutes earlier. How many minutes earlier can she arrive at the Youth Center than on foot if she takes the car in the first place?
小花到少年活动中心去，步行需要1(1/3)小时．她走30分钟后改乘汽车，结果提前35分钟到达目的地．如果她一开始就乘汽车，那么可比步行提前多少分钟到达少年活动中心？
<gadget id="calculator">80 * 80</gadget>
<output>6_400</output>

<gadget id="calculator">80 * 30</gadget>
<output>2_400</output>

<gadget id="calculator">80 * 35</gadget>
<output>2_800</output>

<gadget id="calculator">6_400 - 2_400 - 2_800</gadget>
<output>1_200</output>

<gadget id="calculator">80 - 30</gadget>
<output>50</output>

<gadget id="calculator">1_200 / 50</gadget>
<output>24</output>

<gadget id="calculator">80 - 24</gadget>
<output>56</output>

<result>56</result>