The third workshop of the paper mill saved 3 tons of water per day in February 2011. How many tons of water did the workshop save in February?
造纸厂三车间2011年二月份每天节约3吨水，该车间二月份共节约多少吨水？
<gadget id="calculator">3 * 28</gadget>
<output>84</output>

<result>84</result>