In Xiaoqiang's final exam, the average score of Chinese, Mathematics, and English is 93 points, of which 90 points for Chinese test, 91 points for English test, how many points did he score for Math test?
小强期末考试，语文、数学、英语三门的平均分是93分，其中语文考了90分，英语考了91分，数学考了多少分？
<gadget id="calculator">93 * 3</gadget>
<output>279</output>

<gadget id="calculator">279 - 90 - 91</gadget>
<output>98</output>

<result>98</result>