The school needs to add 28 sets of desks and chairs. The total payment is 1820 yuan. Each chair is 17 yuan. How much is each desk?
学校需新添28套课桌椅，共付款1820元，椅子每把17元，课桌每张多少元？
<gadget id="calculator">17 * 28</gadget>
<output>476</output>

<gadget id="calculator">1_820 - 476</gadget>
<output>1_344</output>

<gadget id="calculator">1_344 / 28</gadget>
<output>48</output>

<result>48</result>