Dad used two ropes with a length of 2.48 meters to tie up the newspapers. The joints share a rope of 0.48 meters. How long is the rope after it is connected?
爸爸用两条长度都是2.48米的绳子接起来捆扎报纸，接口处共用去绳子0.48米，接好后的绳子长多少米？
<gadget id="calculator">2.48 * 2</gadget>
<output>4.96</output>

<gadget id="calculator">4.96 - 0.48</gadget>
<output>4.48</output>

<result>4.48</result>