Calculate with a simple method: ((276+543*275)/(276*543-267)).
用简便方法计算：((276+543*275)/(276*543-267))．
<gadget id="calculator">543 * 275</gadget>
<output>149_325</output>

<gadget id="calculator">276 + 149_325</gadget>
<output>149_601</output>

<gadget id="calculator">276 * 543</gadget>
<output>149_868</output>

<gadget id="calculator">149_868 - 267</gadget>
<output>149_601</output>

<gadget id="calculator">149_601 / 149_601</gadget>
<output>1</output>

<result>1</result>