A typist typed a manuscript. On the first day, he typed 25% of the manuscript. On the second day, he typed 2/3 of the manuscript. On the second day, he typed 20,000 words more than on the first day. How many words are there in this manuscript?
某打字员打一份稿件，第一天打了这份稿件的25%，第二天打了这份稿件的(2/3)，第二天比第一天多打了2万字．这份稿件共多少字？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(2/3) - (1/4)</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">2 / (5/12)</gadget>
<output>24/5 = around 4.8</output>

<result>24/5 = around 4.8</result>