A school plans to purchase 1,200 books, but the actual purchase is 20% more than planned. How many books are actually purchased?
某校计划购置图书1200册，实际购书比计划多20%，实际购书多少册？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">1_200 * (6/5)</gadget>
<output>1_440</output>

<result>1_440</result>