5 monkeys pick 4 pears, if they share equally, what fraction of the pears do they share? How many for each monkey?
5只猴子采回4个梨，如果平均分，每只分梨的几分之几？每只猴子分多少个？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 / (1/5)</gadget>
<output>5</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<result>4/5 = around 0.8</result>