A chair is 35.4 yuan, which is 16.2 yuan cheaper than a table. The school bought 100 sets of tables and chairs, how much is the shared cost?
一把椅子35.4元，比一张桌子便宜16.2元，学校买了100套桌椅，共用多少元？
<gadget id="calculator">35.4 + 16.2 + 35.4</gadget>
<output>87</output>

<gadget id="calculator">87 * 100</gadget>
<output>8_700</output>

<result>8_700</result>