☆☆☆☆☆☆☆☆☆☆, the number of △ is more than ☆ (1/5), how many △ are there?
☆☆☆☆☆☆☆☆☆☆，△的个数比☆多(1/5)，△有多少个．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">10 * (6/5)</gadget>
<output>12</output>

<result>12</result>