Physical education teacher Li brought 1,000 yuan to the mall to buy basketballs. He bought 15 and left 40 yuan. What is the price of each basketball? 
体育李老师带1000元钱去商场买篮球，买了15个，还剩40元钱，每个篮球的价钱是多少？
<gadget id="calculator">1_000 - 40</gadget>
<output>960</output>

<gadget id="calculator">960 / 15</gadget>
<output>64</output>

<result>64</result>