Cut a circle with a circumference of 50.24 cm into an approximate rectangle, how many decimeters will be added to the original circumference.
把一个周长是50.24厘米圆剪拼成一个近似的长方形，周长比原来增加多少分米．
<gadget id="calculator">50.24 / 3.14</gadget>
<output>16</output>

<gadget id="calculator">16 / 10</gadget>
<output>8/5 = around 1.6</output>

<result>8/5 = around 1.6</result>