Li Ming read a 225-page collection of fairy tales. Read 24 pages every day for the first 5 days. After reading 35 pages a day, how many days can I finish it?
李明看一本225页的童话集．前5天每天看24页．以后每天看35页，再用几天可以看完？
<gadget id="calculator">24 * 5</gadget>
<output>120</output>

<gadget id="calculator">225 - 120</gadget>
<output>105</output>

<gadget id="calculator">105 / 35</gadget>
<output>3</output>

<result>3</result>