The fifth grade 1 of Yucai Primary School purchased 200 new story books. The number of science and technology books was storybooks (4/5) and literary books (8/9). How many new literary books did Yucai Primary School purchase?
育才小学五年级1新购进故事书200本，科技书的本数是故事书的(4/5)，又是文艺书的(8/9)，育才小学新购进文艺书有多少本？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">8 / 9</gadget>
<output>8/9 = around 0.888889</output>

<gadget id="calculator">(4/5) / (8/9)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">200 * (9/10)</gadget>
<output>180</output>

<result>180</result>