The flying speed of bees is 50% slower than that of swallows, how much faster is the flying speed of swallows than bees?
蜜蜂的飞行速度比燕子慢50%，燕子的飞行速度比蜜蜂快多少．
<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 - (1/2)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) / (1/2)</gadget>
<output>1</output>

<result>1</result>