Teacher Zhang from the school sports group buys 12 basketballs for 800 yuan, and there is 20 yuan left after buying 12 basketballs. How much is each basketball?
学校体育组的张老师拿800元钱买了12个篮球后还剩20元钱，每个篮球多少钱？
<gadget id="calculator">800 - 20</gadget>
<output>780</output>

<gadget id="calculator">780 / 12</gadget>
<output>65</output>

<result>65</result>