There are 198 meters of leather lines in the school. First cut 9 meters to make 5 skipping ropes. According to this calculation, how many skipping ropes can be made with the remaining leather threads? (answer with ratio)
学校里有198米皮线．先剪下9米做5根跳绳，照这样计算，剩下的皮线还可以做这样的跳绳多少根？(用比例解答)
<gadget id="calculator">198 - 9</gadget>
<output>189</output>

<gadget id="calculator">9 / 5</gadget>
<output>9/5 = around 1.8</output>

<gadget id="calculator">189 / (9/5)</gadget>
<output>105</output>

<result>105</result>