3 groups of students play basketball, 10 people in each group; 8 groups of students play table tennis, 4 people in each group. How many fewer people play basketball than table tennis?
3组同学打篮球，每组10人；8组同学打乒乓球，每组4人．打篮球的比打乒乓球的少多少人？
<gadget id="calculator">8 * 4</gadget>
<output>32</output>

<gadget id="calculator">10 * 3</gadget>
<output>30</output>

<gadget id="calculator">32 - 30</gadget>
<output>2</output>

<result>2</result>