The school newly bought 86 sets of tables and chairs, 136 yuan for a table, 42 yuan for a chair, how much did you spend in total?
学校新买来了86套桌椅，1张桌子136元，1把椅子42元，一共用了多少元？
<gadget id="calculator">136 + 42</gadget>
<output>178</output>

<gadget id="calculator">86 * 178</gadget>
<output>15_308</output>

<result>15_308</result>