题目

As we all know, the Dragon Boat Festival is our country’s traditional festival, but do you know there is also a Dragon Boat Festival in South Korea, which also falls on May 5 of the lunar calendar(阴历)? It has been reported that South Korea will apply to United Nations Educational, Scientific and Cultural Organization (UNESCO 联合国教科文组织) to make the celebration of the Dragon Boat Festival its own intangible cultural heritage (非物质的文化遗产). If successful, people from other countries may see the Dragon Festival as a Korean creation.As the birthplace of the yearly 按照下面的操作步骤使用计算器，并填空．（1）开机后输入3409，按下“﹣”键，再输入89，再按下“ד键，输入87，屏幕上显示的结果是 ．（2）开机后输入809650，按下“÷“键，输入25，再按下“+”键，输入654，屏幕上显示的结果是 ．