A has 132 glass balls and B has 84 of the same glass balls. The two give balls to each other. After 16 times, A has 5 times as many balls as B. On average, A will give B less each time.
甲有132个玻璃球，乙有84个同样的玻璃球．两人相互给球，16次后，甲有的个数是乙的5倍，平均每次甲要少给乙多少个．
<gadget id="calculator">132 + 84</gadget>
<output>216</output>

<gadget id="calculator">5 + 1</gadget>
<output>6</output>

<gadget id="calculator">216 / 6</gadget>
<output>36</output>

<gadget id="calculator">36 * 5</gadget>
<output>180</output>

<gadget id="calculator">180 - 132</gadget>
<output>48</output>

<gadget id="calculator">48 / 16</gadget>
<output>3</output>

<result>3</result>