350/7=50, 35+5=40, 50-40=10 three formulas, how much is a comprehensive formula listed.
350/7=50，35+5=40，50-40=10三个算式，列出一个综合算式是多少．
<gadget id="calculator">350 / 7</gadget>
<output>50</output>

<gadget id="calculator">35 + 5</gadget>
<output>40</output>

<gadget id="calculator">50 - 40</gadget>
<output>10</output>

<result>10</result>