Xiao Lin reads a 350-page book. He reads 35 pages every day for the first 6 days, and reads 55 pages on the 7th day. How many pages are left?
小林看一本350页的书，他前6天每天看了35页，第7天看了55页，还剩多少页没有看？
<gadget id="calculator">35 * 6</gadget>
<output>210</output>

<gadget id="calculator">350 - 210 - 55</gadget>
<output>85</output>

<result>85</result>