There are 38 big cars, 8 more than small cars, how many big cars and small cars are there altogether?
大汽车有38辆，比小汽车多8辆，大汽车和小汽车一共有多少辆？
<gadget id="calculator">38 - 8</gadget>
<output>30</output>

<gadget id="calculator">30 + 38</gadget>
<output>68</output>

<result>68</result>