Xiaohua's average score in the final exam was 95, 87 in Chinese and 98 in English. How much did he score in math?
小华期末考试的平均成绩是95分，语文考了87分，英语考了98分，他数学考了多少分？
<gadget id="calculator">95 * 3</gadget>
<output>285</output>

<gadget id="calculator">87 + 98</gadget>
<output>185</output>

<gadget id="calculator">285 - 185</gadget>
<output>100</output>

<result>100</result>