The school added 14 sets of desks and chairs, with a total payment of 868 yuan. Each chair is 17 yuan, how much is each desk?
学校新添14套课桌椅，共付款868元．椅子每把17元，课桌每张多少元？
<gadget id="calculator">868 / 14</gadget>
<output>62</output>

<gadget id="calculator">62 - 17</gadget>
<output>45</output>

<result>45</result>