A power plant used 720 tons of water in June, and saved (1/6) in July compared with June. How many tons were saved in July?
某发电厂六月份用水720吨，七月份比六月份节约了(1/6)，七月份节约了多少吨？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">720 * (1/6)</gadget>
<output>120</output>

<result>120</result>