A car travels 104 kilometers per hour, 6 hours on the first day and 9 hours on the second day. How many kilometers did you travel in two days?
一辆汽车每小时行104千米，第一天行6小时，第二天行9小时．两天一共行了多少千米？
<gadget id="calculator">6 + 9</gadget>
<output>15</output>

<gadget id="calculator">104 * 15</gadget>
<output>1_560</output>

<result>1_560</result>