A table is 58 yuan, and a chair is 22 yuan. The school bought 340 sets of tables and chairs. How much is the total cost?
一张桌子58元，一把椅子22元，学校买了340套桌椅，共需多少元钱？
<gadget id="calculator">58 + 22</gadget>
<output>80</output>

<gadget id="calculator">80 * 340</gadget>
<output>27_200</output>

<result>27_200</result>