Binding a batch of books, binding 1200 volumes every day, can be finished in 12 days. If the binding is to be finished 2 days in advance, how many volumes should be bound every day?
装订一批书，每天装订1200册，12天可以装订完．如果要提前2天装订完，每天应装订多少册？
<gadget id="calculator">12 - 2</gadget>
<output>10</output>

<gadget id="calculator">12 / 10</gadget>
<output>6/5 = around 1.2</output>

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

<result>1_440</result>