Teacher Huang went to buy sporting goods, and the money he brought was just enough to buy 8 basketballs or 12 footballs. He first bought 6 basketballs, and the rest of the money was spent on footballs. How many footballs can you buy with the rest of the money?
黄老师去买体育用品，他带的钱正好够买8个篮球或12个足球．他先买了6个篮球，剩下的钱全部买足球．剩下的钱可以买几个足球？
<gadget id="calculator">12 / 8</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">8 - 6</gadget>
<output>2</output>

<gadget id="calculator">(3/2) * 2</gadget>
<output>3</output>

<result>3</result>