The rope skipping competition stipulates that each person jumps for 3 minutes. Wang Qiang jumped 255 times in total. Zhang Hua jumped 12 times more than Wang Qiang per minute on average. How many times did Zhang Hua jump in total?
跳绳比赛规定每人跳3分钟，王强共跳255下，张华平均每分钟比王强多跳12下，张华一共跳多少下？
<gadget id="calculator">255 / 3</gadget>
<output>85</output>

<gadget id="calculator">85 + 12</gadget>
<output>97</output>

<gadget id="calculator">97 * 3</gadget>
<output>291</output>

<result>291</result>