370+150/5*7=how much.
370+150/5*7=多少．
<gadget id="calculator">150 / 5</gadget>
<output>30</output>

<gadget id="calculator">30 * 7</gadget>
<output>210</output>

<gadget id="calculator">370 + 210</gadget>
<output>580</output>

<result>580</result>