It took Xiaohua 17.6 seconds to run 100 meters, 1.2 seconds faster than Wang Gang. How many seconds did Wang Gang get?
小华跑100米用了17.6秒，比王刚快1.2秒，王刚的成绩是多少秒．
<gadget id="calculator">17.6 + 1.2</gadget>
<output>18.8</output>

<result>18.8</result>