The scores of the six students in the first group are: 86, 79, 98, 100, 89, and 94. What is their average score?
第一小组6个同学数学测验的成绩分别是：86、79、98、100、89、94，算一算他们的平均分是多少？
<gadget id="calculator">86 + 79 + 98 + 100 + 89 + 94</gadget>
<output>546</output>

<gadget id="calculator">546 / 6</gadget>
<output>91</output>

<result>91</result>