One canal is 106.53 meters long and the other is 6.78 meters longer. How long are the two canals in total?
一条水渠长106.53米，比另一条长6.78米，两条水渠一共长多少米？
<gadget id="calculator">99.75 + 106.53</gadget>
<output>206.28</output>

<result>206.28</result>