Xiaoqiao and Xiaoya worked together to type a 2680-character article in 20 minutes at the same time. It is known that Xiaoqiao can type 70 characters per minute, so how many words per minute can Xiaoya type?
小巧和小亚两人同时合作20分钟打完了一篇2680个字的文章，已知小巧每分钟打70个字，那么小亚每分钟打多少个字？
<gadget id="calculator">2_680 / 20</gadget>
<output>134</output>

<gadget id="calculator">134 - 70</gadget>
<output>64</output>

<result>64</result>