Xiao Hua, Xiao Ming and Xiao Qiang bought 12 loaves of bread and shared them equally. Xiao Hua took out the money for 7 loaves of bread, Xiao Ming paid for 5 loaves of bread, and Xiao Qiang didn’t bring any money. Should take out 8 yuan, how much should Xiaohua get back?
小华、小明和小强三人一起买了12个面包平分着吃，小华拿出7个面包的钱，小明付了5个面包的钱，小强没有带钱，等吃完后一算，小强应该拿出8元钱，小华应收回多少钱？
<gadget id="calculator">12 / 3</gadget>
<output>4</output>

<gadget id="calculator">8 / 4</gadget>
<output>2</output>

<gadget id="calculator">7 * 2</gadget>
<output>14</output>

<gadget id="calculator">4 * 2</gadget>
<output>8</output>

<gadget id="calculator">14 - 8</gadget>
<output>6</output>

<result>6</result>