Dad used two ropes with lengths of 1.43 meters and 2.7 meters to tie up the newspapers. The joints share 0.35 meters of rope. How long is the rope after it is connected?
爸爸用两条长度分别为1.43米，2.7米的绳子接起来捆扎报纸，接口处共用去绳子0.35米，接好后的绳子有多长？
<gadget id="calculator">2.7 - 0.35</gadget>
<output>2.35</output>

<gadget id="calculator">1.43 + 2.35</gadget>
<output>3.78</output>

<result>3.78</result>