Xinming Primary School bought 45 sets of single-person desks and chairs, each desk is 125 yuan, and each chair is 65 yuan. How much more did you spend on desks than chairs?
新名小学新买来45套单人课桌椅，每张课桌125元，每把椅子65元，买课桌比椅子多用了多少元？
<gadget id="calculator">125 - 65</gadget>
<output>60</output>

<gadget id="calculator">60 * 45</gadget>
<output>2_700</output>

<result>2_700</result>