The warehouse originally had 175 tons of yellow sand, and 13 trucks of yellow sand were transported away, each truck loaded with 6 tons of yellow sand. How many tons of yellow sand are left?
仓库原有黄沙175吨，运走了13卡车的黄沙，每辆卡车装黄沙6吨．剩下多少吨黄沙？
<gadget id="calculator">6 * 13</gadget>
<output>78</output>

<gadget id="calculator">175 - 78</gadget>
<output>97</output>

<result>97</result>