Two road construction teams dug a 2-kilometer-long road from both ends at the same time. The first team dug 116 meters a day, and the second team dug an average of 125 meters a day. How many meters were left after 7 days?
两个修路队同时从两端挖一条长2千米的公路，第一队每天挖116米，第二队平均每天挖125米，7天后还剩多少米没有挖？
<gadget id="calculator">2 * 1_000</gadget>
<output>2_000</output>

<gadget id="calculator">116 + 125</gadget>
<output>241</output>

<gadget id="calculator">241 * 7</gadget>
<output>1_687</output>

<gadget id="calculator">2_000 - 1_687</gadget>
<output>313</output>

<result>313</result>