In a certain test, the average score of Li Li and Wang Hua is 93 points. How many points should Ma Dong take in order to make the average score of the three reach 95 points.
某次测验李丽和王华的平均分是93分，马东要考多少分，才能让三人的平均分达到95分．
<gadget id="calculator">95 * 3</gadget>
<output>285</output>

<gadget id="calculator">93 * 2</gadget>
<output>186</output>

<gadget id="calculator">285 - 186</gadget>
<output>99</output>

<result>99</result>