158 fourth-grade students went on a trip, and the cost per person was 63 yuan. The cost of four leading teachers is 100 yuan each. How much will it cost in total?
四年级学生158名同学去旅游，每人的费用是63元．四名带队老师，每人的费用为100元．一共要用多少钱？
<gadget id="calculator">63 * 158</gadget>
<output>9_954</output>

<gadget id="calculator">4 * 100</gadget>
<output>400</output>

<gadget id="calculator">9_954 + 400</gadget>
<output>10_354</output>

<result>10_354</result>